Remove Attribute.hasSplitConfigurationTransition.

Part of #7814.

PiperOrigin-RevId: 241564844
diff --git a/src/test/java/com/google/devtools/build/lib/packages/AttributeTest.java b/src/test/java/com/google/devtools/build/lib/packages/AttributeTest.java
index 82d6b85..6353b8a 100644
--- a/src/test/java/com/google/devtools/build/lib/packages/AttributeTest.java
+++ b/src/test/java/com/google/devtools/build/lib/packages/AttributeTest.java
@@ -281,7 +281,7 @@
   public void testSplitTransition() throws Exception {
     TestSplitTransition splitTransition = new TestSplitTransition();
     Attribute attr = attr("foo", LABEL).cfg(splitTransition).allowedFileTypes().build();
-    assertThat(attr.hasSplitConfigurationTransition()).isTrue();
+    assertThat(attr.getTransitionFactory().isSplit()).isTrue();
     ConfigurationTransition transition =
         attr.getTransitionFactory()
             .create(AttributeTransitionData.create(FakeAttributeMapper.empty()));
@@ -293,7 +293,7 @@
     TestSplitTransitionProvider splitTransitionProvider = new TestSplitTransitionProvider();
     Attribute attr =
         attr("foo", LABEL).cfg(splitTransitionProvider).allowedFileTypes().build();
-    assertThat(attr.hasSplitConfigurationTransition()).isTrue();
+    assertThat(attr.getTransitionFactory().isSplit()).isTrue();
     ConfigurationTransition transition =
         attr.getTransitionFactory()
             .create(AttributeTransitionData.create(FakeAttributeMapper.empty()));
@@ -305,7 +305,7 @@
     Attribute attr =
         attr("foo", LABEL).cfg(HostTransition.createFactory()).allowedFileTypes().build();
     assertThat(attr.hasHostConfigurationTransition()).isTrue();
-    assertThat(attr.hasSplitConfigurationTransition()).isFalse();
+    assertThat(attr.getTransitionFactory().isSplit()).isFalse();
   }
 
   private static class TestSplitTransition implements SplitTransition {