cc: Support anti-aliasing for solid color layers.

cc/gl_renderer_pixeltest.cc

Index: cc/gl_renderer_pixeltest.cc
diff --git a/cc/gl_renderer_pixeltest.cc b/cc/gl_renderer_pixeltest.cc
index d1d7334a86a412ea1607462e685240372fe757fd..c0c0e7433a0a2fa40893461fa54d6e69a4c0dd36 100644
--- a/cc/gl_renderer_pixeltest.cc
+++ b/cc/gl_renderer_pixeltest.cc
@@ -137,7 +137,8 @@ TEST_F(GLRendererPixelTest, simpleGreenRect) {
       CreateTestSharedQuadState(content_to_target_transform, rect);
 
   scoped_ptr<SolidColorDrawQuad> color_quad = SolidColorDrawQuad::Create();
-  color_quad->SetNew(shared_state.get(), rect, SK_ColorGREEN);
+  color_quad->SetNew(shared_state.get(), rect, DrawQuad::AntiAliasing(),
+                     SK_ColorGREEN);
 
   pass->quad_list.append(color_quad.PassAs<DrawQuad>());
 
@@ -167,9 +168,11 @@ TEST_F(GLRendererPixelTest, RenderPassChangesSize) {
       CreateTestSharedQuadState(content_to_target_transform, viewport_rect);
 
   scoped_ptr<SolidColorDrawQuad> blue = SolidColorDrawQuad::Create();
-  blue->SetNew(shared_state.get(), gfx::Rect(0, 0, 100, 200), SK_ColorBLUE);
+  blue->SetNew(shared_state.get(), gfx::Rect(0, 0, 100, 200),
+               DrawQuad::AntiAliasing(), SK_ColorBLUE);
   scoped_ptr<SolidColorDrawQuad> yellow = SolidColorDrawQuad::Create();
-  yellow->SetNew(shared_state.get(), gfx::Rect(100, 0, 100, 200), SK_ColorYELLOW);
+  yellow->SetNew(shared_state.get(), gfx::Rect(100, 0, 100, 200),
+                 DrawQuad::AntiAliasing(), SK_ColorYELLOW);
 
   child_pass->quad_list.append(blue.PassAs<DrawQuad>());
   child_pass->quad_list.append(yellow.PassAs<DrawQuad>());
@@ -192,6 +195,57 @@ TEST_F(GLRendererPixelTest, RenderPassChangesSize) {
   EXPECT_TRUE(PixelsMatchReference(
       FilePath(FILE_PATH_LITERAL("blue_yellow.png")), viewport_rect));
 }
+
+TEST_F(GLRendererPixelTest, AntiAliasing) {
+  gfx::Rect rect(0, 0, 200, 200);
+
+  RenderPass::Id id(1, 1);
+  scoped_ptr<RenderPass> pass = CreateTestRenderPass(id, rect);
+
+  gfx::Transform red_content_to_target_transform;
+  red_content_to_target_transform.Rotate(10);
+  scoped_ptr<SharedQuadState> red_shared_state =
+      CreateTestSharedQuadState(red_content_to_target_transform, rect);
+
+  scoped_ptr<SolidColorDrawQuad> red = SolidColorDrawQuad::Create();
+  red->SetNew(red_shared_state.get(), rect,
+              DrawQuad::AntiAliasing(true, true, true, true),
+              SK_ColorRED);
+
+  pass->quad_list.append(red.PassAs<DrawQuad>());
+
+  gfx::Transform yellow_content_to_target_transform;
+  yellow_content_to_target_transform.Rotate(5);
+  scoped_ptr<SharedQuadState> yellow_shared_state =
+      CreateTestSharedQuadState(yellow_content_to_target_transform, rect);
+
+  scoped_ptr<SolidColorDrawQuad> yellow = SolidColorDrawQuad::Create();
+  yellow->SetNew(yellow_shared_state.get(), rect,
+                 DrawQuad::AntiAliasing(true, true, true, true),
+                 SK_ColorYELLOW);
+
+  pass->quad_list.append(yellow.PassAs<DrawQuad>());
+
+  gfx::Transform blue_content_to_target_transform;
+  scoped_ptr<SharedQuadState> blue_shared_state =
+      CreateTestSharedQuadState(blue_content_to_target_transform, rect);
+
+  scoped_ptr<SolidColorDrawQuad> blue = SolidColorDrawQuad::Create();
+  blue->SetNew(blue_shared_state.get(), rect,
+               DrawQuad::AntiAliasing(false, false, false, false),
+               SK_ColorBLUE);
+
+  pass->quad_list.append(blue.PassAs<DrawQuad>());
+
+  RenderPassList pass_list;
+  pass_list.append(pass.Pass());
+
+  renderer_->drawFrame(pass_list);
+
+  EXPECT_TRUE(
+      PixelsMatchReference(FilePath(FILE_PATH_LITERAL("anti_aliasing.png")),
+                           rect));
+}
 #endif
 
 }  // namespace