cc: Move gpu rasterization flag from LayerImpl to LayerTreeImpl.

cc/trees/layer_tree_host_unittest.cc

Index: cc/trees/layer_tree_host_unittest.cc
diff --git a/cc/trees/layer_tree_host_unittest.cc b/cc/trees/layer_tree_host_unittest.cc
index e8c629acae0eab131ca1f36fe30e1e97bd3ec3f0..a4accc520f8115d585039e6e55777ad25bb059f5 100644
--- a/cc/trees/layer_tree_host_unittest.cc
+++ b/cc/trees/layer_tree_host_unittest.cc
@@ -5053,7 +5053,7 @@ class LayerTreeHostTestGpuRasterizationDefault : public LayerTreeHostTest {
     PictureLayerImpl* layer_impl =
         static_cast<PictureLayerImpl*>(root->children()[0]);
 
-    EXPECT_FALSE(layer_impl->ShouldUseGpuRasterization());
+    EXPECT_FALSE(layer_impl->UseGpuRasterization());
   }
 
   virtual void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) OVERRIDE {
@@ -5061,7 +5061,7 @@ class LayerTreeHostTestGpuRasterizationDefault : public LayerTreeHostTest {
     PictureLayerImpl* layer_impl =
         static_cast<PictureLayerImpl*>(root->children()[0]);
 
-    EXPECT_FALSE(layer_impl->ShouldUseGpuRasterization());
+    EXPECT_FALSE(layer_impl->UseGpuRasterization());
     EndTest();
   }
 
@@ -5124,7 +5124,7 @@ class LayerTreeHostTestGpuRasterizationEnabled : public LayerTreeHostTest {
     PictureLayerImpl* layer_impl =
         static_cast<PictureLayerImpl*>(root->children()[0]);
 
-    EXPECT_FALSE(layer_impl->ShouldUseGpuRasterization());
+    EXPECT_FALSE(layer_impl->UseGpuRasterization());
   }
 
   virtual void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) OVERRIDE {
@@ -5132,7 +5132,7 @@ class LayerTreeHostTestGpuRasterizationEnabled : public LayerTreeHostTest {
     PictureLayerImpl* layer_impl =
         static_cast<PictureLayerImpl*>(root->children()[0]);
 
-    EXPECT_FALSE(layer_impl->ShouldUseGpuRasterization());
+    EXPECT_FALSE(layer_impl->UseGpuRasterization());
     EndTest();
   }
 
@@ -5195,7 +5195,7 @@ class LayerTreeHostTestGpuRasterizationForced : public LayerTreeHostTest {
     PictureLayerImpl* layer_impl =
         static_cast<PictureLayerImpl*>(root->children()[0]);
 
-    EXPECT_TRUE(layer_impl->ShouldUseGpuRasterization());
+    EXPECT_TRUE(layer_impl->UseGpuRasterization());
   }
 
   virtual void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) OVERRIDE {
@@ -5203,7 +5203,7 @@ class LayerTreeHostTestGpuRasterizationForced : public LayerTreeHostTest {
     PictureLayerImpl* layer_impl =
         static_cast<PictureLayerImpl*>(root->children()[0]);
 
-    EXPECT_TRUE(layer_impl->ShouldUseGpuRasterization());
+    EXPECT_TRUE(layer_impl->UseGpuRasterization());
     EndTest();
   }