cc: Prevent warnings from mocks in TextureLayer tests.

cc/layers/texture_layer_unittest.cc

Index: cc/layers/texture_layer_unittest.cc
diff --git a/cc/layers/texture_layer_unittest.cc b/cc/layers/texture_layer_unittest.cc
index a3c568f49fc57dcacfbb8e702832708586cd46b7..bce1eefc5457b27546ffca51e52fc1137d88fe0e 100644
--- a/cc/layers/texture_layer_unittest.cc
+++ b/cc/layers/texture_layer_unittest.cc
@@ -194,7 +194,7 @@ TEST_F(TextureLayerTest, SyncImplWhenRemovingFromTree) {
 
 TEST_F(TextureLayerTest, CheckPropertyChangeCausesCorrectBehavior) {
   scoped_refptr<TextureLayer> test_layer = TextureLayer::Create(NULL);
-  layer_tree_host_->SetRootLayer(test_layer);
+  EXPECT_SET_NEEDS_COMMIT(1, layer_tree_host_->SetRootLayer(test_layer));
 
   // Test properties that should call SetNeedsCommit.  All properties need to
   // be set to new values in order for SetNeedsCommit to be called.
@@ -420,6 +420,8 @@ TEST_F(TextureLayerWithMailboxTest, ReplaceMailboxOnMainThreadBeforeCommit) {
   Mock::VerifyAndClearExpectations(layer_tree_host_.get());
   Mock::VerifyAndClearExpectations(&test_data_.mock_callback_);
 
+  EXPECT_CALL(*layer_tree_host_, AcquireLayerTextures()).Times(0);
+  EXPECT_CALL(*layer_tree_host_, SetNeedsCommit()).Times(AtLeast(1));
   test_layer->SetTextureMailbox(test_data_.mailbox3_);
   Mock::VerifyAndClearExpectations(layer_tree_host_.get());
   Mock::VerifyAndClearExpectations(&test_data_.mock_callback_);