cc: Remove code for drawing checkerboard quads, it's not used.

cc/output/renderer_pixeltest.cc

 // Copyright 2012 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 "base/message_loop/message_loop.h"
 #include "cc/output/gl_renderer.h"
 #include "cc/quads/draw_quad.h"
 #include "cc/quads/picture_draw_quad.h"
 #include "cc/quads/texture_draw_quad.h"
 #include "cc/resources/video_resource_updater.h"
@@ skipping 2919 matching lines @@
 
   RenderPassList pass_list;
   pass_list.push_back(pass.Pass());
 
   EXPECT_TRUE(this->RunPixelTest(
       &pass_list,
       base::FilePath(FILE_PATH_LITERAL("wrap_mode_repeat.png")),
       FuzzyPixelOffByOneComparator(true)));
 }
 
-TYPED_TEST(RendererPixelTest, Checkerboards) {
-  gfx::Rect rect(this->device_viewport_size_);
-
-  RenderPassId id(1, 1);
-  scoped_ptr<RenderPass> pass = CreateTestRootRenderPass(id, rect);
-
-  SharedQuadState* shared_state =
-      CreateTestSharedQuadState(gfx::Transform(), rect, pass.get());
-
-  // The color's alpha value is not used.
-  SkColor color1 = SK_ColorGREEN;
-  color1 = SkColorSetA(color1, 0);
-  SkColor color2 = SK_ColorBLUE;
-  color2 = SkColorSetA(color2, 0);
-
-  gfx::Rect content_rect(rect);
-
-  gfx::Rect top_left(content_rect);
-  gfx::Rect top_right(content_rect);
-  gfx::Rect bottom_left(content_rect);
-  gfx::Rect bottom_right(content_rect);
-  // The format is Inset(left, top, right, bottom).
-  top_left.Inset(0, 0, content_rect.width() / 2, content_rect.height() / 2);
-  top_right.Inset(content_rect.width() / 2, 0, 0, content_rect.height() / 2);
-  bottom_left.Inset(0, content_rect.height() / 2, content_rect.width() / 2, 0);
-  bottom_right.Inset(content_rect.width() / 2, content_rect.height() / 2, 0, 0);
-
-  // Appends checkerboard quads with a scale of 1.
-  CheckerboardDrawQuad* quad =
-      pass->CreateAndAppendDrawQuad<CheckerboardDrawQuad>();
-  quad->SetNew(shared_state, top_left, top_left, color1, 1.f);
-  quad = pass->CreateAndAppendDrawQuad<CheckerboardDrawQuad>();
-  quad->SetNew(shared_state, top_right, top_right, color2, 1.f);
-  quad = pass->CreateAndAppendDrawQuad<CheckerboardDrawQuad>();
-  quad->SetNew(shared_state, bottom_left, bottom_left, color2, 1.f);
-  quad = pass->CreateAndAppendDrawQuad<CheckerboardDrawQuad>();
-  quad->SetNew(shared_state, bottom_right, bottom_right, color1, 1.f);
-
-  RenderPassList pass_list;
-  pass_list.push_back(pass.Pass());
-
-  base::FilePath::StringType path =
-      IsSoftwareRenderer<TypeParam>()
-          ? FILE_PATH_LITERAL("four_blue_green_checkers.png")
-          : FILE_PATH_LITERAL("checkers.png");
-  EXPECT_TRUE(this->RunPixelTest(&pass_list, base::FilePath(path),
-                                 ExactPixelComparator(true)));
-}
-
-TYPED_TEST(RendererPixelTest, CheckerboardsScaled) {
-  gfx::Rect rect(this->device_viewport_size_);
-
-  RenderPassId id(1, 1);
-  scoped_ptr<RenderPass> pass = CreateTestRootRenderPass(id, rect);
-
-  gfx::Transform scale;
-  scale.Scale(2.f, 2.f);
-
-  SharedQuadState* shared_state =
-      CreateTestSharedQuadState(scale, rect, pass.get());
-
-  // The color's alpha value is not used.
-  SkColor color1 = SK_ColorGREEN;
-  color1 = SkColorSetA(color1, 0);
-  SkColor color2 = SK_ColorBLUE;
-  color2 = SkColorSetA(color2, 0);
-
-  gfx::Rect content_rect(rect);
-  content_rect.Inset(0, 0, rect.width() / 2, rect.height() / 2);
-
-  gfx::Rect top_left(content_rect);
-  gfx::Rect top_right(content_rect);
-  gfx::Rect bottom_left(content_rect);
-  gfx::Rect bottom_right(content_rect);
-  // The format is Inset(left, top, right, bottom).
-  top_left.Inset(0, 0, content_rect.width() / 2, content_rect.height() / 2);
-  top_right.Inset(content_rect.width() / 2, 0, 0, content_rect.height() / 2);
-  bottom_left.Inset(0, content_rect.height() / 2, content_rect.width() / 2, 0);
-  bottom_right.Inset(content_rect.width() / 2, content_rect.height() / 2, 0, 0);
-
-  // Appends checkerboard quads with a scale of 2, and a shared quad state
-  // with a scale of 2. The checkers should be scaled by 2 * 2 = 4.
-  CheckerboardDrawQuad* quad =
-      pass->CreateAndAppendDrawQuad<CheckerboardDrawQuad>();
-  quad->SetNew(shared_state, top_left, top_left, color1, 2.f);
-  quad = pass->CreateAndAppendDrawQuad<CheckerboardDrawQuad>();
-  quad->SetNew(shared_state, top_right, top_right, color2, 2.f);
-  quad = pass->CreateAndAppendDrawQuad<CheckerboardDrawQuad>();
-  quad->SetNew(shared_state, bottom_left, bottom_left, color2, 2.f);
-  quad = pass->CreateAndAppendDrawQuad<CheckerboardDrawQuad>();
-  quad->SetNew(shared_state, bottom_right, bottom_right, color1, 2.f);
-
-  RenderPassList pass_list;
-  pass_list.push_back(pass.Pass());
-
-  base::FilePath::StringType path =
-      IsSoftwareRenderer<TypeParam>()
-          ? FILE_PATH_LITERAL("four_blue_green_checkers.png")
-          : FILE_PATH_LITERAL("checkers_big.png");
-  EXPECT_TRUE(this->RunPixelTest(&pass_list, base::FilePath(path),
-                                 ExactPixelComparator(true)));
-}
-
 #endif  // !defined(OS_ANDROID)
 
 }  // namespace
 }  // namespace cc