cc: Let skia veto gpu rasterization.

cc/layers/picture_layer_impl_unittest.cc

Index: cc/layers/picture_layer_impl_unittest.cc
diff --git a/cc/layers/picture_layer_impl_unittest.cc b/cc/layers/picture_layer_impl_unittest.cc
index d6144890f39da9631f0192e786cb5e0798378cc6..4a35b62b833feb70ce772fcaefec7dbbab3a96d7 100644
--- a/cc/layers/picture_layer_impl_unittest.cc
+++ b/cc/layers/picture_layer_impl_unittest.cc
@@ -1502,7 +1502,7 @@ TEST_F(PictureLayerImplTest, SyncTilingAfterReleaseResource) {
   EXPECT_TRUE(active_layer_->tilings()->TilingAtScale(tile_scale));
 }
 
-TEST_F(PictureLayerImplTest, TilingWithoutGpuRasterization) {
+TEST_F(PictureLayerImplTest, NoLowResTilingWithGpuRasterization) {
   gfx::Size default_tile_size(host_impl_.settings().default_tile_size);
   gfx::Size layer_bounds(default_tile_size.width() * 4,
                          default_tile_size.height() * 4);
@@ -1516,6 +1516,14 @@ TEST_F(PictureLayerImplTest, TilingWithoutGpuRasterization) {
       1.f, 1.f, 1.f, false, &result_scale_x, &result_scale_y, &result_bounds);
   // Should have a low-res and a high-res tiling.
   ASSERT_EQ(2u, pending_layer_->tilings()->num_tilings());
+
+  pending_layer_->SetUseGpuRasterization(true);
+  EXPECT_TRUE(pending_layer_->ShouldUseGpuRasterization());
+  EXPECT_EQ(0u, pending_layer_->tilings()->num_tilings());
+  pending_layer_->CalculateContentsScale(
+      1.f, 1.f, 1.f, false, &result_scale_x, &result_scale_y, &result_bounds);
+  // Should only have the high-res tiling.
+  ASSERT_EQ(1u, pending_layer_->tilings()->num_tilings());
 }
 
 TEST_F(PictureLayerImplTest, NoTilingIfDoesNotDrawContent) {
@@ -1637,30 +1645,6 @@ class HybridRasterizationPictureLayerImplTest : public PictureLayerImplTest {
       : PictureLayerImplTest(HybridRasterizationSettings()) {}
 };
 
-TEST_F(HybridRasterizationPictureLayerImplTest, Tiling) {
-  gfx::Size default_tile_size(host_impl_.settings().default_tile_size);
-  gfx::Size layer_bounds(default_tile_size.width() * 4,
-                         default_tile_size.height() * 4);
-  float result_scale_x, result_scale_y;
-  gfx::Size result_bounds;
-
-  SetupDefaultTrees(layer_bounds);
-  EXPECT_FALSE(pending_layer_->ShouldUseGpuRasterization());
-  EXPECT_EQ(0u, pending_layer_->tilings()->num_tilings());
-  pending_layer_->CalculateContentsScale(
-      1.f, 1.f, 1.f, false, &result_scale_x, &result_scale_y, &result_bounds);
-  // Should have a low-res and a high-res tiling.
-  ASSERT_EQ(2u, pending_layer_->tilings()->num_tilings());
-
-  pending_layer_->SetHasGpuRasterizationHint(true);
-  EXPECT_TRUE(pending_layer_->ShouldUseGpuRasterization());
-  EXPECT_EQ(0u, pending_layer_->tilings()->num_tilings());
-  pending_layer_->CalculateContentsScale(
-      1.f, 1.f, 1.f, false, &result_scale_x, &result_scale_y, &result_bounds);
-  // Should only have the high-res tiling.
-  ASSERT_EQ(1u, pending_layer_->tilings()->num_tilings());
-}
-
 TEST_F(HybridRasterizationPictureLayerImplTest,
        HighResTilingDuringAnimationForCpuRasterization) {
   gfx::Size tile_size(host_impl_.settings().default_tile_size);
@@ -1733,38 +1717,6 @@ TEST_F(HybridRasterizationPictureLayerImplTest,
   EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 4.f);
 }
 
-class GpuRasterizationPictureLayerImplTest : public PictureLayerImplTest {
- public:
-  GpuRasterizationPictureLayerImplTest()
-      : PictureLayerImplTest(GpuRasterizationSettings()) {}
-};
-
-TEST_F(GpuRasterizationPictureLayerImplTest, Tiling) {
-  gfx::Size default_tile_size(host_impl_.settings().default_tile_size);
-  gfx::Size layer_bounds(default_tile_size.width() * 4,
-                         default_tile_size.height() * 4);
-  float result_scale_x, result_scale_y;
-  gfx::Size result_bounds;
-
-  SetupDefaultTrees(layer_bounds);
-  pending_layer_->SetHasGpuRasterizationHint(true);
-  EXPECT_TRUE(pending_layer_->ShouldUseGpuRasterization());
-  EXPECT_EQ(0u, pending_layer_->tilings()->num_tilings());
-  pending_layer_->CalculateContentsScale(
-      1.f, 1.f, 1.f, false, &result_scale_x, &result_scale_y, &result_bounds);
-  // Should only have the high-res tiling.
-  ASSERT_EQ(1u, pending_layer_->tilings()->num_tilings());
-
-  pending_layer_->SetHasGpuRasterizationHint(false);
-  EXPECT_TRUE(pending_layer_->ShouldUseGpuRasterization());
-  // Should still have the high-res tiling.
-  EXPECT_EQ(1u, pending_layer_->tilings()->num_tilings());
-  pending_layer_->CalculateContentsScale(
-      1.f, 1.f, 1.f, false, &result_scale_x, &result_scale_y, &result_bounds);
-  // Should still only have the high-res tiling.
-  ASSERT_EQ(1u, pending_layer_->tilings()->num_tilings());
-}
-
 TEST_F(PictureLayerImplTest, LayerRasterTileIterator) {
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(1000, 1000);