The great Skylark -> Starlark class migration:
  PackageSerializationContext.SkylarkRuleClass Table
  PackageSerializer.DeserializedSkylarkRuleKey

Getting feet wet with class name changes.

Algorithm:
 - Convert these class names
 - Convert methods, variables, other symbols encountered in the files these
 classes are defined in.
- *Don't* replace class names for classes defined in other files. These will
 be handled in their own order. This helps keep individual changelist scope
 small.
PiperOrigin-RevId: 307127450
diff --git a/src/test/java/com/google/devtools/build/lib/skyframe/PackageFunctionTest.java b/src/test/java/com/google/devtools/build/lib/skyframe/PackageFunctionTest.java
index 6760733..3f7988f 100644
--- a/src/test/java/com/google/devtools/build/lib/skyframe/PackageFunctionTest.java
+++ b/src/test/java/com/google/devtools/build/lib/skyframe/PackageFunctionTest.java
@@ -577,7 +577,7 @@
 
     SkyKey skyKey = PackageValue.key(PackageIdentifier.parse("@//foo"));
     Package pkg = validPackageWithoutErrors(skyKey);
-    assertThat(pkg.getSkylarkFileDependencies())
+    assertThat(pkg.getStarlarkFileDependencies())
         .containsExactly(
             Label.parseAbsolute("//bar:ext.bzl", ImmutableMap.of()),
             Label.parseAbsolute("//baz:ext.bzl", ImmutableMap.of()));
@@ -590,7 +590,7 @@
             Root.fromPath(rootDirectory));
 
     pkg = validPackageWithoutErrors(skyKey);
-    assertThat(pkg.getSkylarkFileDependencies())
+    assertThat(pkg.getStarlarkFileDependencies())
         .containsExactly(
             Label.parseAbsolute("//bar:ext.bzl", ImmutableMap.of()),
             Label.parseAbsolute("//qux:ext.bzl", ImmutableMap.of()));