cc: Add support for debugging layer borders directly in the compositor

cc/layer_impl_unittest.cc

Index: cc/layer_impl_unittest.cc
diff --git a/cc/layer_impl_unittest.cc b/cc/layer_impl_unittest.cc
index 3a2a431db7fd6a1f817633e6d544f8557ed87941..f47dc1df54b198601aacf5c5bcdf277fc3ac6b3f 100644
--- a/cc/layer_impl_unittest.cc
+++ b/cc/layer_impl_unittest.cc
@@ -114,8 +114,6 @@ TEST(LayerImplTest, verifyLayerChangesAreTrackedProperly)
     // Changing these properties only affects the layer itself.
     EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setContentBounds(arbitrarySize));
     EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setContentsScale(arbitraryNumber, arbitraryNumber));
-    EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setDebugBorderColor(arbitraryColor));
-    EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setDebugBorderWidth(arbitraryNumber));
     EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setDrawsContent(true));
     EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setBackgroundColor(SK_ColorGRAY));
     EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setBackgroundFilters(arbitraryFilters));
@@ -153,8 +151,6 @@ TEST(LayerImplTest, verifyLayerChangesAreTrackedProperly)
     EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setContentsScale(arbitraryNumber, arbitraryNumber));
     EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setContentsOpaque(true));
     EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setOpacity(arbitraryNumber));
-    EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setDebugBorderColor(arbitraryColor));
-    EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setDebugBorderWidth(arbitraryNumber));
     EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setDrawsContent(true));
     EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setSublayerTransform(arbitraryTransform));
     EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setBounds(arbitrarySize));