cc: Make PaintCanvas abstract

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 <stddef.h>
 #include <stdint.h>
 #include <memory>
 
 #include "base/message_loop/message_loop.h"
 #include "cc/base/math_util.h"
 #include "cc/output/gl_renderer.h"
-#include "cc/paint/paint_canvas.h"
 #include "cc/paint/paint_flags.h"
+#include "cc/paint/skia_paint_canvas.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"
 #include "cc/test/fake_raster_source.h"
 #include "cc/test/fake_recording_source.h"
 #include "cc/test/pixel_test.h"
 #include "gpu/command_buffer/client/gles2_interface.h"
 #include "media/base/video_frame.h"
 #include "third_party/skia/include/core/SkColorPriv.h"
@@ skipping 1932 matching lines @@
   SolidColorDrawQuad* green =
       child_pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>();
   green->SetNew(
       child_pass_shared_state, viewport_rect, viewport_rect, kCSSGreen, false);
 
   // Make a mask.
   gfx::Rect mask_rect = viewport_rect;
   SkBitmap bitmap;
   bitmap.allocPixels(
       SkImageInfo::MakeN32Premul(mask_rect.width(), mask_rect.height()));
-  PaintCanvas canvas(bitmap);
+  SkiaPaintCanvas canvas(bitmap);
   PaintFlags flags;
   flags.setStyle(PaintFlags::kStroke_Style);
   flags.setStrokeWidth(SkIntToScalar(4));
   flags.setColor(SK_ColorWHITE);
   canvas.clear(SK_ColorTRANSPARENT);
   gfx::Rect rect = mask_rect;
   while (!rect.IsEmpty()) {
     rect.Inset(6, 6, 4, 4);
     canvas.drawRect(
         SkRect::MakeXYWH(rect.x(), rect.y(), rect.width(), rect.height()),
@@ skipping 74 matching lines @@
   SolidColorDrawQuad* green =
       child_pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>();
   green->SetNew(child_pass_shared_state, viewport_rect, viewport_rect,
                 kCSSGreen, false);
 
   // Make a mask.
   gfx::Rect mask_rect = viewport_rect;
   SkBitmap bitmap;
   bitmap.allocPixels(
       SkImageInfo::MakeN32Premul(mask_rect.width(), mask_rect.height()));
-  PaintCanvas canvas(bitmap);
+  SkiaPaintCanvas canvas(bitmap);
   PaintFlags flags;
   flags.setStyle(PaintFlags::kStroke_Style);
   flags.setStrokeWidth(SkIntToScalar(4));
   flags.setColor(SK_ColorWHITE);
   canvas.clear(SK_ColorTRANSPARENT);
   gfx::Rect rect = mask_rect;
   while (!rect.IsEmpty()) {
     rect.Inset(6, 6, 4, 4);
     canvas.drawRect(
         SkRect::MakeXYWH(rect.x(), rect.y(), rect.width(), rect.height()),
@@ skipping 1308 matching lines @@
 
   EXPECT_TRUE(this->RunPixelTest(&pass_list, base::FilePath(FILE_PATH_LITERAL(
                                                  "translucent_rectangles.png")),
                                  ExactPixelComparator(true)));
 }
 
 #endif  // !defined(OS_ANDROID)
 
 }  // namespace
 }  // namespace cc