Clean up code that directly imports nested classes like Builder, Entry, etc. PiperOrigin-RevId: 194960802

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleBinaryRule.java b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleBinaryRule.java
index fefff30..62f5b67 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleBinaryRule.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleBinaryRule.java

@@ -28,7 +28,6 @@
 import com.google.devtools.build.lib.packages.Attribute.AllowedValueSet;
 import com.google.devtools.build.lib.packages.ImplicitOutputsFunction;
 import com.google.devtools.build.lib.packages.RuleClass;
-import com.google.devtools.build.lib.packages.RuleClass.Builder;
 import com.google.devtools.build.lib.packages.SkylarkProviderIdentifier;
 import com.google.devtools.build.lib.rules.apple.AppleConfiguration;
 import com.google.devtools.build.lib.rules.config.ConfigFeatureFlagProvider;
@@ -55,8 +54,8 @@
   }
 
   /**
-   * There are 3 classes of fully linked binaries in Mach: executable, dynamic library, and
-   * loadable bundle.
+   * There are 3 classes of fully linked binaries in Mach: executable, dynamic library, and loadable
+   * bundle.
    *
    * <p>The executable is the binary that can be run directly by the operating system. It implements
    * implements the main method that is the entry point to the program. In Apple apps, they are
@@ -71,17 +70,17 @@
    * as required resources to run.
    *
    * <p>Loadable bundles are binaries that can be loaded by other binaries at runtime, and they
-   * can't be directly executed by the operating system. When linking, a bundle_loader binary may
-   * be passed which signals the linker on where to look for unimplemented symbols, basically
-   * declaring that the bundle should be loaded by that binary. Bundle binaries are usually found
-   * in Plugins, and one common use case is tests. Tests are bundled into an .xctest bundle which
-   * contains the tests binary along with required resources. The test bundle is then loaded and
-   * run during test execution.
+   * can't be directly executed by the operating system. When linking, a bundle_loader binary may be
+   * passed which signals the linker on where to look for unimplemented symbols, basically declaring
+   * that the bundle should be loaded by that binary. Bundle binaries are usually found in Plugins,
+   * and one common use case is tests. Tests are bundled into an .xctest bundle which contains the
+   * tests binary along with required resources. The test bundle is then loaded and run during test
+   * execution.
    *
    * <p>The binary type is configurable via the "binary_type" attribute described below.
    */
   @Override
-  public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+  public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
     return builder
         .requiresConfigurationFragments(
             ObjcConfiguration.class,

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleDebugOutputsInfo.java b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleDebugOutputsInfo.java
index 37f7ae2..e2d7000 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleDebugOutputsInfo.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleDebugOutputsInfo.java

@@ -23,7 +23,7 @@
 import com.google.devtools.build.lib.skylarkinterface.SkylarkModule;
 import com.google.devtools.build.lib.skylarkinterface.SkylarkModuleCategory;
 import java.util.HashMap;
-import java.util.Map.Entry;
+import java.util.Map;
 
 /**
  * A provider that holds debug outputs of an Apple binary rule.
@@ -137,7 +137,7 @@
     public AppleDebugOutputsInfo build() {
       ImmutableMap.Builder<String, ImmutableMap<String, Artifact>> builder = ImmutableMap.builder();
 
-      for (Entry<String, HashMap<String, Artifact>> e : outputsByArch.entrySet()) {
+      for (Map.Entry<String, HashMap<String, Artifact>> e : outputsByArch.entrySet()) {
         builder.put(e.getKey(), ImmutableMap.copyOf(e.getValue()));
       }
 

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleSkylarkCommon.java b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleSkylarkCommon.java
index 9adf309..efec1c2 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleSkylarkCommon.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleSkylarkCommon.java

@@ -49,7 +49,7 @@
 import com.google.devtools.build.lib.syntax.SkylarkNestedSet;
 import com.google.devtools.build.lib.syntax.SkylarkSignatureProcessor;
 import com.google.devtools.build.lib.vfs.PathFragment;
-import java.util.Map.Entry;
+import java.util.Map;
 import javax.annotation.Nullable;
 
 /**
@@ -374,7 +374,7 @@
     if (usesSwift) {
       resultBuilder.add(ObjcProvider.FLAG, ObjcProvider.Flag.USES_SWIFT);
     }
-    for (Entry<?, ?> entry : kwargs.entrySet()) {
+    for (Map.Entry<?, ?> entry : kwargs.entrySet()) {
       Key<?> key = ObjcProvider.getSkylarkKeyForString((String) entry.getKey());
       if (key != null) {
         if (disableObjcResourceKeys && ObjcProvider.isDeprecatedResourceKey(key)) {

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStaticLibrary.java b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStaticLibrary.java
index 184ef16..1ed359b 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStaticLibrary.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStaticLibrary.java

@@ -41,7 +41,6 @@
 import com.google.devtools.build.lib.skyframe.ConfiguredTargetAndData;
 import java.util.List;
 import java.util.Map;
-import java.util.Map.Entry;
 import java.util.TreeMap;
 
 /**
@@ -110,7 +109,7 @@
             ObjcProtoProvider.SKYLARK_CONSTRUCTOR);
 
     Map<String, NestedSet<Artifact>> outputGroupCollector = new TreeMap<>();
-    for (Entry<BuildConfiguration, CcToolchainProvider> childConfigAndToolchain :
+    for (Map.Entry<BuildConfiguration, CcToolchainProvider> childConfigAndToolchain :
         childConfigurationsAndToolchains.entrySet()) {
       BuildConfiguration childConfig = childConfigAndToolchain.getKey();
       CcToolchainProvider childToolchain = childConfigAndToolchain.getValue();

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStaticLibraryRule.java b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStaticLibraryRule.java
index badaa7c..609f6df 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStaticLibraryRule.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStaticLibraryRule.java

@@ -27,7 +27,6 @@
 import com.google.devtools.build.lib.packages.ImplicitOutputsFunction;
 import com.google.devtools.build.lib.packages.ImplicitOutputsFunction.SafeImplicitOutputsFunction;
 import com.google.devtools.build.lib.packages.RuleClass;
-import com.google.devtools.build.lib.packages.RuleClass.Builder;
 import com.google.devtools.build.lib.rules.apple.AppleConfiguration;
 import com.google.devtools.build.lib.rules.config.ConfigFeatureFlagProvider;
 import com.google.devtools.build.lib.rules.config.ConfigFeatureFlagTransitionFactory;
@@ -58,7 +57,7 @@
   static final String AVOID_DEPS_ATTR_NAME = "avoid_deps";
 
   @Override
-  public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+  public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
     MultiArchSplitTransitionProvider splitTransitionProvider =
         new MultiArchSplitTransitionProvider();
 

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStubBinary.java b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStubBinary.java
index 184d4e4..c6c1661 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStubBinary.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStubBinary.java

@@ -30,7 +30,6 @@
 import com.google.devtools.build.lib.analysis.RuleConfiguredTargetFactory;
 import com.google.devtools.build.lib.analysis.RuleContext;
 import com.google.devtools.build.lib.analysis.actions.CustomCommandLine;
-import com.google.devtools.build.lib.analysis.actions.CustomCommandLine.Builder;
 import com.google.devtools.build.lib.analysis.config.BuildConfiguration;
 import com.google.devtools.build.lib.analysis.configuredtargets.RuleConfiguredTarget.Mode;
 import com.google.devtools.build.lib.analysis.stringtemplate.ExpansionException;
@@ -154,7 +153,7 @@
       Artifact outputBinary)
       throws RuleErrorException {
     CustomCommandLine copyCommandLine =
-        new Builder()
+        new CustomCommandLine.Builder()
             .add("/bin/cp")
             .addDynamicString(resolveXcenvBasedPath(ruleContext, platform))
             .addExecPaths(ImmutableList.of(outputBinary))

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStubBinaryRule.java b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStubBinaryRule.java
index 575f001..3cfd5e7 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStubBinaryRule.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStubBinaryRule.java

@@ -23,7 +23,6 @@
 import com.google.devtools.build.lib.analysis.RuleDefinitionEnvironment;
 import com.google.devtools.build.lib.packages.ImplicitOutputsFunction;
 import com.google.devtools.build.lib.packages.RuleClass;
-import com.google.devtools.build.lib.packages.RuleClass.Builder;
 import com.google.devtools.build.lib.rules.apple.AppleConfiguration;
 
 /** Rule definition for apple_stub_binary. */
@@ -32,7 +31,7 @@
   public static final String XCENV_BASED_PATH_ATTR = "xcenv_based_path";
 
   @Override
-  public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+  public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
     MultiArchSplitTransitionProvider splitTransitionProvider =
         new MultiArchSplitTransitionProvider();
     return builder

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/HeaderThinning.java b/src/main/java/com/google/devtools/build/lib/rules/objc/HeaderThinning.java
index 418cfd4..940974f 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/HeaderThinning.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/HeaderThinning.java

@@ -33,7 +33,6 @@
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
-import java.util.Map.Entry;
 import javax.annotation.Nullable;
 
 /**
@@ -138,7 +137,7 @@
       throws ExecException {
     ImmutableList.Builder<Artifact> includeBuilder = ImmutableList.builder();
     ImmutableList.Builder<PathFragment> treeArtifactPathsBuilder = ImmutableList.builder();
-    for (Entry<PathFragment, Artifact> inputEntry : inputArtifactsMap.entrySet()) {
+    for (Map.Entry<PathFragment, Artifact> inputEntry : inputArtifactsMap.entrySet()) {
       if (inputEntry.getValue().isTreeArtifact()) {
         treeArtifactPathsBuilder.add(inputEntry.getKey());
       }

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/J2ObjcLibraryBaseRule.java b/src/main/java/com/google/devtools/build/lib/rules/objc/J2ObjcLibraryBaseRule.java
index 95c0c74..a5b4178 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/J2ObjcLibraryBaseRule.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/J2ObjcLibraryBaseRule.java

@@ -24,7 +24,6 @@
 import com.google.devtools.build.lib.packages.Attribute.ValidityPredicate;
 import com.google.devtools.build.lib.packages.Rule;
 import com.google.devtools.build.lib.packages.RuleClass;
-import com.google.devtools.build.lib.packages.RuleClass.Builder;
 import com.google.devtools.build.lib.packages.RuleClass.Builder.RuleClassType;
 
 /**
@@ -32,7 +31,7 @@
  */
 public class J2ObjcLibraryBaseRule implements RuleDefinition {
   @Override
-  public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+  public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
     // TODO(rduan): Add support for package prefixes.
     return builder
         /* <!-- #BLAZE_RULE(j2objc_library).ATTRIBUTE(entry_classes) -->

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/J2ObjcLibraryRule.java b/src/main/java/com/google/devtools/build/lib/rules/objc/J2ObjcLibraryRule.java
index 8ca6cee..4761fe0 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/J2ObjcLibraryRule.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/J2ObjcLibraryRule.java

@@ -20,7 +20,6 @@
 import com.google.devtools.build.lib.analysis.RuleDefinition;
 import com.google.devtools.build.lib.analysis.RuleDefinitionEnvironment;
 import com.google.devtools.build.lib.packages.RuleClass;
-import com.google.devtools.build.lib.packages.RuleClass.Builder;
 import com.google.devtools.build.lib.rules.apple.AppleConfiguration;
 import com.google.devtools.build.lib.rules.cpp.CppConfiguration;
 import com.google.devtools.build.lib.rules.cpp.CppRuleClasses;
@@ -34,7 +33,7 @@
   }
 
   @Override
-  public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+  public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
     return builder
         .requiresConfigurationFragments(
             J2ObjcConfiguration.class,

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcBundleLibraryRule.java b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcBundleLibraryRule.java
index 45a0661..76b4253 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcBundleLibraryRule.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcBundleLibraryRule.java

@@ -18,7 +18,6 @@
 import com.google.devtools.build.lib.analysis.RuleDefinition;
 import com.google.devtools.build.lib.analysis.RuleDefinitionEnvironment;
 import com.google.devtools.build.lib.packages.RuleClass;
-import com.google.devtools.build.lib.packages.RuleClass.Builder;
 import com.google.devtools.build.lib.rules.apple.AppleConfiguration;
 
 /**
@@ -26,7 +25,7 @@
  */
 public class ObjcBundleLibraryRule implements RuleDefinition {
   @Override
-  public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+  public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
     return builder
         .requiresConfigurationFragments(ObjcConfiguration.class, AppleConfiguration.class)
         .cfg(AppleCrosstoolTransition.APPLE_CROSSTOOL_TRANSITION)

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcBundleRule.java b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcBundleRule.java
index da0ee9a..605e31d 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcBundleRule.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcBundleRule.java

@@ -21,7 +21,6 @@
 import com.google.devtools.build.lib.analysis.RuleDefinition;
 import com.google.devtools.build.lib.analysis.RuleDefinitionEnvironment;
 import com.google.devtools.build.lib.packages.RuleClass;
-import com.google.devtools.build.lib.packages.RuleClass.Builder;
 import com.google.devtools.build.lib.util.FileTypeSet;
 
 /**
@@ -29,7 +28,7 @@
  */
 public class ObjcBundleRule implements RuleDefinition {
   @Override
-  public RuleClass build(Builder builder, RuleDefinitionEnvironment environment) {
+  public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment environment) {
     return builder
         /* <!-- #BLAZE_RULE(objc_bundle).ATTRIBUTE(bundle_imports) -->
         The list of files under a <code>.bundle</code> directory which are

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcCppSemantics.java b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcCppSemantics.java
index 9e496fa..dca8628 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcCppSemantics.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcCppSemantics.java

@@ -25,7 +25,6 @@
 import com.google.devtools.build.lib.analysis.config.BuildConfiguration;
 import com.google.devtools.build.lib.collect.nestedset.NestedSet;
 import com.google.devtools.build.lib.rules.cpp.CcCompilationContextInfo;
-import com.google.devtools.build.lib.rules.cpp.CcCompilationContextInfo.Builder;
 import com.google.devtools.build.lib.rules.cpp.CppCompileActionBuilder;
 import com.google.devtools.build.lib.rules.cpp.CppConfiguration;
 import com.google.devtools.build.lib.rules.cpp.CppConfiguration.HeadersCheckingMode;
@@ -123,7 +122,7 @@
 
   @Override
   public void setupCcCompilationContextInfo(
-      RuleContext ruleContext, Builder ccCompilationContextInfoBuilder) {
+      RuleContext ruleContext, CcCompilationContextInfo.Builder ccCompilationContextInfoBuilder) {
     // The genfiles root of each child configuration must be added to the compile action so that
     // generated headers can be resolved.
     for (PathFragment iquotePath :

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcFramework.java b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcFramework.java
index baad025..8b3d8b2 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcFramework.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcFramework.java

@@ -25,7 +25,6 @@
 import com.google.devtools.build.lib.analysis.configuredtargets.RuleConfiguredTarget.Mode;
 import com.google.devtools.build.lib.collect.nestedset.NestedSet;
 import com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder;
-import com.google.devtools.build.lib.rules.objc.ObjcCommon.Builder;
 import com.google.devtools.build.lib.syntax.Type;
 import com.google.devtools.build.lib.vfs.PathFragment;
 
@@ -40,7 +39,7 @@
         CompilationAttributes.Builder.fromRuleContext(ruleContext).build();
 
     ObjcCommon.Builder commonBuilder =
-        new Builder(ruleContext)
+        new ObjcCommon.Builder(ruleContext)
             .addExtraSdkFrameworks(compilationAttributes.sdkFrameworks())
             .addExtraWeakSdkFrameworks(compilationAttributes.weakSdkFrameworks())
             .addExtraSdkDylibs(compilationAttributes.sdkDylibs());

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcFrameworkRule.java b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcFrameworkRule.java
index 0fba5ca..478942c 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcFrameworkRule.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcFrameworkRule.java

@@ -21,7 +21,6 @@
 import com.google.devtools.build.lib.analysis.RuleDefinition;
 import com.google.devtools.build.lib.analysis.RuleDefinitionEnvironment;
 import com.google.devtools.build.lib.packages.RuleClass;
-import com.google.devtools.build.lib.packages.RuleClass.Builder;
 import com.google.devtools.build.lib.syntax.Type;
 import com.google.devtools.build.lib.util.FileTypeSet;
 
@@ -31,7 +30,7 @@
 public class ObjcFrameworkRule implements RuleDefinition {
 
   @Override
-  public RuleClass build(Builder builder, RuleDefinitionEnvironment environment) {
+  public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment environment) {
     return builder
         .requiresConfigurationFragments(ObjcConfiguration.class)
         /* <!-- #BLAZE_RULE(objc_framework).ATTRIBUTE(framework_imports) -->

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcImportRule.java b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcImportRule.java
index 0f6edaf..1addc3f 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcImportRule.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcImportRule.java

@@ -21,7 +21,6 @@
 import com.google.devtools.build.lib.analysis.RuleDefinition;
 import com.google.devtools.build.lib.analysis.RuleDefinitionEnvironment;
 import com.google.devtools.build.lib.packages.RuleClass;
-import com.google.devtools.build.lib.packages.RuleClass.Builder;
 import com.google.devtools.build.lib.rules.apple.AppleConfiguration;
 import com.google.devtools.build.lib.rules.cpp.CppRuleClasses;
 import com.google.devtools.build.lib.util.FileType;
@@ -31,7 +30,7 @@
  */
 public class ObjcImportRule implements RuleDefinition {
   @Override
-  public RuleClass build(Builder builder, RuleDefinitionEnvironment environment) {
+  public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment environment) {
     return builder
         .requiresConfigurationFragments(ObjcConfiguration.class, AppleConfiguration.class,
             AppleConfiguration.class)

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcLibraryRule.java b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcLibraryRule.java
index 62de30d..82a2289 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcLibraryRule.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcLibraryRule.java

@@ -18,7 +18,6 @@
 import com.google.devtools.build.lib.analysis.RuleDefinition;
 import com.google.devtools.build.lib.analysis.RuleDefinitionEnvironment;
 import com.google.devtools.build.lib.packages.RuleClass;
-import com.google.devtools.build.lib.packages.RuleClass.Builder;
 import com.google.devtools.build.lib.rules.apple.AppleConfiguration;
 import com.google.devtools.build.lib.rules.cpp.CppConfiguration;
 import com.google.devtools.build.lib.rules.cpp.CppRuleClasses;
@@ -29,7 +28,7 @@
 public class ObjcLibraryRule implements RuleDefinition {
 
   @Override
-  public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+  public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
     return builder
         .requiresConfigurationFragments(
             ObjcConfiguration.class, AppleConfiguration.class, CppConfiguration.class)

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcProtoLibraryRule.java b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcProtoLibraryRule.java
index ec4477f..3275eca 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcProtoLibraryRule.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcProtoLibraryRule.java

@@ -28,7 +28,6 @@
 import com.google.devtools.build.lib.analysis.RuleDefinitionEnvironment;
 import com.google.devtools.build.lib.analysis.config.HostTransition;
 import com.google.devtools.build.lib.packages.RuleClass;
-import com.google.devtools.build.lib.packages.RuleClass.Builder;
 import com.google.devtools.build.lib.rules.apple.AppleConfiguration;
 import com.google.devtools.build.lib.rules.cpp.CppConfiguration;
 import com.google.devtools.build.lib.rules.cpp.CppRuleClasses;
@@ -57,7 +56,7 @@
   }
 
   @Override
-  public RuleClass build(Builder builder, final RuleDefinitionEnvironment env) {
+  public RuleClass build(RuleClass.Builder builder, final RuleDefinitionEnvironment env) {
     return builder
         .requiresConfigurationFragments(
             CppConfiguration.class, ObjcConfiguration.class, AppleConfiguration.class)

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcRuleClasses.java b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcRuleClasses.java
index 4cb6fe3..ab4197c 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcRuleClasses.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcRuleClasses.java

@@ -44,7 +44,6 @@
 import com.google.devtools.build.lib.packages.BuildType;
 import com.google.devtools.build.lib.packages.ImplicitOutputsFunction.SafeImplicitOutputsFunction;
 import com.google.devtools.build.lib.packages.RuleClass;
-import com.google.devtools.build.lib.packages.RuleClass.Builder;
 import com.google.devtools.build.lib.packages.RuleClass.Builder.RuleClassType;
 import com.google.devtools.build.lib.packages.SkylarkProviderIdentifier;
 import com.google.devtools.build.lib.rules.apple.AppleConfiguration;
@@ -242,7 +241,7 @@
    */
   public static class CoptsRule implements RuleDefinition {
     @Override
-    public RuleClass build(Builder builder, RuleDefinitionEnvironment environment) {
+    public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment environment) {
       return builder
           /* <!-- #BLAZE_RULE($objc_opts_rule).ATTRIBUTE(copts) -->
           Extra flags to pass to the compiler.
@@ -273,7 +272,7 @@
    */
   public static class SdkFrameworksDependerRule implements RuleDefinition {
     @Override
-    public RuleClass build(Builder builder, RuleDefinitionEnvironment environment) {
+    public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment environment) {
       return builder
           /* <!-- #BLAZE_RULE($objc_sdk_frameworks_depender_rule).ATTRIBUTE(sdk_frameworks) -->
           Names of SDK frameworks to link with (e.g. "AddressBook", "QuartzCore"). "UIKit" and
@@ -380,7 +379,7 @@
    */
   public static class ResourcesRule implements RuleDefinition {
     @Override
-    public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+    public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
       return builder
           /* <!-- #BLAZE_RULE($objc_resources_rule).ATTRIBUTE(strings) -->
           Files which are plists of strings, often localizable.
@@ -491,7 +490,7 @@
    */
   public static class ResourceToolsRule implements RuleDefinition {
     @Override
-    public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+    public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
       return builder
           .add(attr("$plmerge", LABEL).cfg(HostTransition.INSTANCE).exec()
               .value(env.getToolsLabel("//tools/objc:plmerge")))
@@ -515,7 +514,7 @@
    */
   public static class CrosstoolRule implements RuleDefinition {
     @Override
-    public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+    public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
       return builder
           .add(attr(CcToolchain.CC_TOOLCHAIN_DEFAULT_ATTRIBUTE_NAME, LABEL).value(APPLE_TOOLCHAIN))
           .add(
@@ -540,7 +539,7 @@
    */
   public static class CompileDependencyRule implements RuleDefinition {
     @Override
-    public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+    public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
       return builder
           /* <!-- #BLAZE_RULE($objc_compile_dependency_rule).ATTRIBUTE(hdrs) -->
           The list of C, C++, Objective-C, and Objective-C++ header files published
@@ -615,7 +614,7 @@
         ImmutableSet.of("cc_library", "cc_inc_library");
 
     @Override
-    public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+    public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
       return builder
           /* <!-- #BLAZE_RULE($objc_compiling_rule).ATTRIBUTE(srcs) -->
           The list of C, C++, Objective-C, and Objective-C++ source and header
@@ -752,7 +751,7 @@
    */
   public static class LibtoolRule implements RuleDefinition {
     @Override
-    public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+    public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
       return builder
           .add(attr(LIBTOOL_ATTRIBUTE, LABEL).cfg(HostTransition.INSTANCE).exec()
               .value(env.getToolsLabel("//tools/objc:libtool")))
@@ -773,7 +772,7 @@
    */
   public static class AlwaysLinkRule implements RuleDefinition {
     @Override
-    public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+    public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
       return builder
           /* <!-- #BLAZE_RULE($objc_alwayslink_rule).ATTRIBUTE(alwayslink) -->
           If 1, any bundle or binary that depends (directly or indirectly) on this
@@ -823,7 +822,7 @@
     }
 
     @Override
-    public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+    public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
       return builder
           .add(
               attr("$j2objc_dead_code_pruner", LABEL)
@@ -882,7 +881,7 @@
     static final String MINIMUM_OS_VERSION = "minimum_os_version";
 
     @Override
-    public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+    public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
       return builder
           /* <!-- #BLAZE_RULE($apple_platform_rule).ATTRIBUTE(platform_type) -->
           The type of platform for which to create artifacts in this rule.
@@ -950,7 +949,7 @@
         ImmutableSet.of("cc_library", "cc_inc_library");
 
     @Override
-    public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+    public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
       MultiArchSplitTransitionProvider splitTransitionProvider =
           new MultiArchSplitTransitionProvider();
       return builder
@@ -1043,7 +1042,7 @@
     static final String DYLIBS_ATTR_NAME = "dylibs";
 
     @Override
-    public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+    public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
       return builder
           /* <!-- #BLAZE_RULE($apple_dylib_depending_rule).ATTRIBUTE(dylibs) -->
           <p>A list of dynamic library targets to be linked against in this rule and included
@@ -1079,7 +1078,7 @@
     static final String FAMILIES_ATTR = "families";
 
     @Override
-    public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+    public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
       return builder
           /* <!-- #BLAZE_RULE($objc_bundling_rule).ATTRIBUTE(infoplist)[DEPRECATED] -->
            The infoplist file. This corresponds to <i>appname</i>-Info.plist in Xcode projects.
@@ -1166,7 +1165,7 @@
    */
   public static class XcrunRule implements RuleDefinition {
     @Override
-    public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+    public RuleClass build(RuleClass.Builder builder, RuleDefinitionEnvironment env) {
       return builder
           .add(attr("$xcrunwrapper", LABEL).cfg(HostTransition.INSTANCE).exec()
               .value(env.getToolsLabel("//tools/objc:xcrunwrapper")))