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

cc/quads/draw_quad_unittest.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 "cc/quads/draw_quad.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "cc/base/math_util.h"
 #include "cc/output/filter_operations.h"
-#include "cc/quads/checkerboard_draw_quad.h"
 #include "cc/quads/debug_border_draw_quad.h"
 #include "cc/quads/io_surface_draw_quad.h"
 #include "cc/quads/largest_draw_quad.h"
 #include "cc/quads/picture_draw_quad.h"
 #include "cc/quads/render_pass.h"
 #include "cc/quads/render_pass_draw_quad.h"
 #include "cc/quads/solid_color_draw_quad.h"
 #include "cc/quads/stream_video_draw_quad.h"
 #include "cc/quads/surface_draw_quad.h"
 #include "cc/quads/texture_draw_quad.h"
@@ skipping 330 matching lines @@
   SETUP_AND_COPY_QUAD_ALL_RP(Type, quad_all, copy_a);
 
 #define CREATE_QUAD_NEW_RP(Type, a, b, c, d, e, f, g, h, copy_a) \
   Type* quad_new = render_pass->CreateAndAppendDrawQuad<Type>(); \
   {                                                              \
     QUAD_DATA quad_new->SetNew(                                  \
         shared_state, quad_rect, a, b, c, d, e, f, g, h);        \
   }                                                              \
   SETUP_AND_COPY_QUAD_NEW_RP(Type, quad_new, copy_a);
 
-TEST(DrawQuadTest, CopyCheckerboardDrawQuad) {
-  gfx::Rect visible_rect(40, 50, 30, 20);
-  SkColor color = 0xfabb0011;
-  float scale = 2.3f;
-  CREATE_SHARED_STATE();
-
-  CREATE_QUAD_3_NEW(CheckerboardDrawQuad, visible_rect, color, scale);
-  EXPECT_EQ(DrawQuad::CHECKERBOARD, copy_quad->material);
-  EXPECT_EQ(visible_rect, copy_quad->visible_rect);
-  EXPECT_EQ(color, copy_quad->color);
-  EXPECT_EQ(scale, copy_quad->scale);
-
-  CREATE_QUAD_2_ALL(CheckerboardDrawQuad, color, scale);
-  EXPECT_EQ(DrawQuad::CHECKERBOARD, copy_quad->material);
-  EXPECT_EQ(color, copy_quad->color);
-  EXPECT_EQ(scale, copy_quad->scale);
-}
-
 TEST(DrawQuadTest, CopyDebugBorderDrawQuad) {
   gfx::Rect visible_rect(40, 50, 30, 20);
   SkColor color = 0xfabb0011;
   int width = 99;
   CREATE_SHARED_STATE();
 
   CREATE_QUAD_3_NEW(DebugBorderDrawQuad, visible_rect, color, width);
   EXPECT_EQ(DrawQuad::DEBUG_BORDER, copy_quad->material);
   EXPECT_EQ(visible_rect, copy_quad->visible_rect);
   EXPECT_EQ(color, copy_quad->color);
@@ skipping 342 matching lines @@
       ++num_resources_;
       ++resource_id;
     }
     return num_resources_;
   }
 
  private:
   int num_resources_;
 };
 
-TEST_F(DrawQuadIteratorTest, CheckerboardDrawQuad) {
-  gfx::Rect visible_rect(40, 50, 30, 20);
-  SkColor color = 0xfabb0011;
-  float scale = 3.2f;
-
-  CREATE_SHARED_STATE();
-  CREATE_QUAD_3_NEW(CheckerboardDrawQuad, visible_rect, color, scale);
-  EXPECT_EQ(0, IterateAndCount(quad_new));
-}
-
 TEST_F(DrawQuadIteratorTest, DebugBorderDrawQuad) {
   gfx::Rect visible_rect(40, 50, 30, 20);
   SkColor color = 0xfabb0011;
   int width = 99;
 
   CREATE_SHARED_STATE();
   CREATE_QUAD_3_NEW(DebugBorderDrawQuad, visible_rect, color, width);
   EXPECT_EQ(0, IterateAndCount(quad_new));
 }
 
@@ skipping 194 matching lines @@
                     texture_size, nearest_neighbor, texture_format,
                     content_rect, contents_scale, raster_source);
   EXPECT_EQ(0, IterateAndCount(quad_new));
 }
 
 TEST(DrawQuadTest, LargestQuadType) {
   size_t largest = 0;
 
   for (int i = 0; i <= DrawQuad::MATERIAL_LAST; ++i) {
     switch (static_cast<DrawQuad::Material>(i)) {
-      case DrawQuad::CHECKERBOARD:
-        largest = std::max(largest, sizeof(CheckerboardDrawQuad));
-        break;
       case DrawQuad::DEBUG_BORDER:
         largest = std::max(largest, sizeof(DebugBorderDrawQuad));
         break;
       case DrawQuad::IO_SURFACE_CONTENT:
         largest = std::max(largest, sizeof(IOSurfaceDrawQuad));
         break;
       case DrawQuad::PICTURE_CONTENT:
         largest = std::max(largest, sizeof(PictureDrawQuad));
         break;
       case DrawQuad::TEXTURE_CONTENT:
@@ skipping 24 matching lines @@
   EXPECT_EQ(LargestDrawQuadSize(), largest);
 
   if (!HasFailure())
     return;
 
   // On failure, output the size of all quads for debugging.
   LOG(ERROR) << "largest " << largest;
   LOG(ERROR) << "kLargestDrawQuad " << LargestDrawQuadSize();
   for (int i = 0; i <= DrawQuad::MATERIAL_LAST; ++i) {
     switch (static_cast<DrawQuad::Material>(i)) {
-      case DrawQuad::CHECKERBOARD:
-        LOG(ERROR) << "CheckerboardDrawQuad " << sizeof(CheckerboardDrawQuad);
-        break;
       case DrawQuad::DEBUG_BORDER:
         LOG(ERROR) << "DebugBorderDrawQuad " << sizeof(DebugBorderDrawQuad);
         break;
       case DrawQuad::IO_SURFACE_CONTENT:
         LOG(ERROR) << "IOSurfaceDrawQuad " << sizeof(IOSurfaceDrawQuad);
         break;
       case DrawQuad::PICTURE_CONTENT:
         LOG(ERROR) << "PictureDrawQuad " << sizeof(PictureDrawQuad);
         break;
       case DrawQuad::TEXTURE_CONTENT:
@@ skipping 18 matching lines @@
         LOG(ERROR) << "YUVVideoDrawQuad " << sizeof(YUVVideoDrawQuad);
         break;
       case DrawQuad::INVALID:
         break;
     }
   }
 }
 
 }  // namespace
 }  // namespace cc