cc: Trigger GPU rasterization based on a per-layer hint

cc/trees/layer_tree_host_impl_unittest.cc

Index: cc/trees/layer_tree_host_impl_unittest.cc
diff --git a/cc/trees/layer_tree_host_impl_unittest.cc b/cc/trees/layer_tree_host_impl_unittest.cc
index 2333d9787a94d6d06f2edc198ad571a50c6c9b92..8688351194b3d124ebb0f75bb595dd7fe14c088b 100644
--- a/cc/trees/layer_tree_host_impl_unittest.cc
+++ b/cc/trees/layer_tree_host_impl_unittest.cc
@@ -5531,7 +5531,8 @@ TEST_F(LayerTreeHostImplTest, MemoryPolicy) {
       gpu::MemoryAllocation::CUTOFF_ALLOW_NOTHING);
 
   // GPU rasterization should be disabled by default.
-  EXPECT_EQ(host_impl_->settings().gpu_rasterization, false);
+  EXPECT_EQ(LayerTreeSettings::CpuRasterization,
+            host_impl_->settings().rasterization_site);
 
   host_impl_->SetVisible(true);
   host_impl_->SetMemoryPolicy(policy1);
@@ -5549,7 +5550,7 @@ TEST_F(LayerTreeHostImplTest, MemoryPolicy) {
   // Now enable GPU rasterization and test if we get required only cutoff,
   // when visible.
   LayerTreeSettings settings;
-  settings.gpu_rasterization = true;
+  settings.rasterization_site = LayerTreeSettings::GpuRasterization;
   host_impl_ = LayerTreeHostImpl::Create(
       settings, this, &proxy_, &stats_instrumentation_, NULL, 0);