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

mojo/converters/surfaces/surfaces_type_converters.cc

 // Copyright 2014 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 "mojo/converters/surfaces/surfaces_type_converters.h"
 
 #include "base/macros.h"
 #include "cc/output/compositor_frame.h"
 #include "cc/output/delegated_frame_data.h"
-#include "cc/quads/checkerboard_draw_quad.h"
 #include "cc/quads/debug_border_draw_quad.h"
 #include "cc/quads/draw_quad.h"
 #include "cc/quads/render_pass.h"
 #include "cc/quads/render_pass_draw_quad.h"
 #include "cc/quads/shared_quad_state.h"
 #include "cc/quads/solid_color_draw_quad.h"
 #include "cc/quads/surface_draw_quad.h"
 #include "cc/quads/texture_draw_quad.h"
 #include "cc/quads/tile_draw_quad.h"
 #include "cc/quads/yuv_video_draw_quad.h"
 #include "cc/surfaces/surface_id_allocator.h"
 #include "mojo/converters/geometry/geometry_type_converters.h"
 #include "mojo/converters/transform/transform_type_converters.h"
 
 namespace mojo {
 
 #define ASSERT_ENUM_VALUES_EQUAL(value)                                      \
   COMPILE_ASSERT(cc::DrawQuad::value == static_cast<cc::DrawQuad::Material>( \
                                             MATERIAL_##value),     \
                  value##_enum_value_matches)
 
-ASSERT_ENUM_VALUES_EQUAL(CHECKERBOARD);
 ASSERT_ENUM_VALUES_EQUAL(DEBUG_BORDER);
 ASSERT_ENUM_VALUES_EQUAL(IO_SURFACE_CONTENT);
 ASSERT_ENUM_VALUES_EQUAL(PICTURE_CONTENT);
 ASSERT_ENUM_VALUES_EQUAL(RENDER_PASS);
 ASSERT_ENUM_VALUES_EQUAL(SOLID_COLOR);
 ASSERT_ENUM_VALUES_EQUAL(STREAM_VIDEO_CONTENT);
 ASSERT_ENUM_VALUES_EQUAL(SURFACE_CONTENT);
 ASSERT_ENUM_VALUES_EQUAL(TEXTURE_CONTENT);
 ASSERT_ENUM_VALUES_EQUAL(TILED_CONTENT);
 ASSERT_ENUM_VALUES_EQUAL(YUV_VIDEO_CONTENT);
@@ skipping 17 matching lines @@
                 input->opacity,
                 static_cast<::SkXfermode::Mode>(input->blend_mode),
                 input->sorting_context_id);
   return state;
 }
 
 bool ConvertDrawQuad(const QuadPtr& input,
                      cc::SharedQuadState* sqs,
                      cc::RenderPass* render_pass) {
   switch (input->material) {
-    case MATERIAL_CHECKERBOARD: {
-      cc::CheckerboardDrawQuad* checkerboard_quad =
-          render_pass->CreateAndAppendDrawQuad<cc::CheckerboardDrawQuad>();
-      checkerboard_quad->SetAll(
-          sqs,
-          input->rect.To<gfx::Rect>(),
-          input->opaque_rect.To<gfx::Rect>(),
-          input->visible_rect.To<gfx::Rect>(),
-          input->needs_blending,
-          input->checkerboard_quad_state->color.To<SkColor>(),
-          input->checkerboard_quad_state->scale);
-      break;
-    }
     case MATERIAL_DEBUG_BORDER: {
       cc::DebugBorderDrawQuad* debug_border_quad =
           render_pass->CreateAndAppendDrawQuad<cc::DebugBorderDrawQuad>();
       debug_border_quad->SetAll(
           sqs,
           input->rect.To<gfx::Rect>(),
           input->opaque_rect.To<gfx::Rect>(),
           input->visible_rect.To<gfx::Rect>(),
           input->needs_blending,
           input->debug_border_quad_state->color.To<SkColor>(),
@@ skipping 174 matching lines @@
   quad->material = static_cast<Material>(input.material);
   quad->rect = Rect::From(input.rect);
   quad->opaque_rect = Rect::From(input.opaque_rect);
   quad->visible_rect = Rect::From(input.visible_rect);
   quad->needs_blending = input.needs_blending;
   // This is intentionally left set to an invalid value here. It's set when
   // converting an entire pass since it's an index into the pass' shared quad
   // state list.
   quad->shared_quad_state_index = UINT32_MAX;
   switch (input.material) {
-    case cc::DrawQuad::CHECKERBOARD: {
-      const cc::CheckerboardDrawQuad* checkerboard_quad =
-          cc::CheckerboardDrawQuad::MaterialCast(&input);
-      CheckerboardQuadStatePtr checkerboard_state =
-          CheckerboardQuadState::New();
-      checkerboard_state->color = Color::From(checkerboard_quad->color);
-      checkerboard_state->scale = checkerboard_quad->scale;
-      quad->checkerboard_quad_state = checkerboard_state.Pass();
-      break;
-    }
     case cc::DrawQuad::DEBUG_BORDER: {
       const cc::DebugBorderDrawQuad* debug_border_quad =
           cc::DebugBorderDrawQuad::MaterialCast(&input);
       DebugBorderQuadStatePtr debug_border_state =
           DebugBorderQuadState::New();
       debug_border_state->color = Color::From(debug_border_quad->color);
       debug_border_state->width = debug_border_quad->width;
       quad->debug_border_quad_state = debug_border_state.Pass();
       break;
     }
@@ skipping 331 matching lines @@
     if (!pass)
       return scoped_ptr<cc::CompositorFrame>();
     frame_data->render_pass_list.push_back(pass.Pass());
   }
   scoped_ptr<cc::CompositorFrame> frame(new cc::CompositorFrame);
   frame->delegated_frame_data = frame_data.Pass();
   return frame.Pass();
 }
 
 }  // namespace mojo