cc: Support on demand raster with ganesh

cc/trees/layer_tree_host_pixeltest_on_demand_raster.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/layers/append_quads_data.h"
 #include "cc/layers/content_layer_client.h"
 #include "cc/layers/picture_layer.h"
 #include "cc/layers/picture_layer_impl.h"
 #include "cc/quads/draw_quad.h"
 #include "cc/test/layer_tree_pixel_test.h"
@@ skipping 36 matching lines @@
 
     AppendQuadsData data;
     picture_layer->AppendQuads(&quad_culler, &data);
 
     for (size_t i = 0; i < render_pass->quad_list.size(); ++i)
       EXPECT_EQ(render_pass->quad_list[i]->material, DrawQuad::PICTURE_CONTENT);
 
     // Triggers pixel readback and ends the test.
     LayerTreePixelTest::SwapBuffersOnThread(host_impl, result);
   }
+
+  void RunOnDemandRasterPixelTest();
 };
 
 class BlueYellowLayerClient : public ContentLayerClient {
  public:
   explicit BlueYellowLayerClient(gfx::Rect layer_rect)
       : layer_rect_(layer_rect) {}
 
   virtual void DidChangeLayerCanUseLCDText() OVERRIDE { }
 
   virtual bool FillsBoundsCompletely() const OVERRIDE { return false; }
@@ skipping 17 matching lines @@
                          layer_rect_.height() / 2,
                          layer_rect_.width(),
                          layer_rect_.height() / 2),
         paint);
   }
 
  private:
   gfx::Rect layer_rect_;
 };
 
-TEST_F(LayerTreeHostOnDemandRasterPixelTest, RasterPictureLayer) {
+void LayerTreeHostOnDemandRasterPixelTest::RunOnDemandRasterPixelTest() {
   // Use multiple colors in a single layer to prevent bypassing on-demand
   // rasterization if a single solid color is detected in picture analysis.
   gfx::Rect layer_rect(200, 200);
   BlueYellowLayerClient client(layer_rect);
   scoped_refptr<PictureLayer> layer = PictureLayer::Create(&client);
 
   layer->SetIsDrawable(true);
   layer->SetBounds(layer_rect.size());
   layer->SetPosition(layer_rect.origin());
 
   RunPixelTest(GL_WITH_BITMAP,
                layer,
                base::FilePath(FILE_PATH_LITERAL("blue_yellow.png")));
 }
 
+TEST_F(LayerTreeHostOnDemandRasterPixelTest, RasterPictureLayer) {
+  RunOnDemandRasterPixelTest();
+}
+
+class LayerTreeHostOnDemandRasterPixelTestWithGpuRasterizationForced
+    : public LayerTreeHostOnDemandRasterPixelTest {
+  virtual void InitializeSettings(LayerTreeSettings* settings) OVERRIDE {
+    LayerTreeHostOnDemandRasterPixelTest::InitializeSettings(settings);
+    settings->gpu_rasterization_forced = true;
+  }
+};
+
+TEST_F(LayerTreeHostOnDemandRasterPixelTestWithGpuRasterizationForced,
+       RasterPictureLayer) {
+  RunOnDemandRasterPixelTest();
+}
+
 }  // namespace
 }  // namespace cc
 
 #endif  // OS_ANDROID