Add PlatformPictureSkia and RecordingPlatformDeviceSkia.

ui/gfx/blit.cc

 // Copyright (c) 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 "ui/gfx/blit.h"
 
 #include "base/logging.h"
 #include "build/build_config.h"
 #include "skia/ext/platform_canvas.h"
 #include "ui/gfx/point.h"
@@ skipping 80 matching lines @@
   cairo_clip(dst_context);
   cairo_paint(dst_context);
   cairo_restore(dst_context);
 #endif
 }
 
 void BlitContextToCanvas(SkCanvas *dst_canvas,
                          const Rect& dst_rect,
                          NativeDrawingContext src_context,
                          const Point& src_origin) {
-  DCHECK(skia::SupportsPlatformPaint(dst_canvas));
+  DCHECK(skia::IsPlatformPaintSupported(dst_canvas));
   BlitContextToContext(skia::BeginPlatformPaint(dst_canvas), dst_rect,
                        src_context, src_origin);
   skia::EndPlatformPaint(dst_canvas);
 }
 
 void BlitCanvasToContext(NativeDrawingContext dst_context,
                          const Rect& dst_rect,
                          SkCanvas *src_canvas,
                          const Point& src_origin) {
-  DCHECK(skia::SupportsPlatformPaint(src_canvas));
+  DCHECK(skia::IsPlatformPaintSupported(src_canvas));
   BlitContextToContext(dst_context, dst_rect,
                        skia::BeginPlatformPaint(src_canvas), src_origin);
   skia::EndPlatformPaint(src_canvas);
 }
 
 void BlitCanvasToCanvas(SkCanvas *dst_canvas,
                         const Rect& dst_rect,
                         SkCanvas *src_canvas,
                         const Point& src_origin) {
-  DCHECK(skia::SupportsPlatformPaint(dst_canvas));
-  DCHECK(skia::SupportsPlatformPaint(src_canvas));
+  DCHECK(skia::IsPlatformPaintSupported(dst_canvas));
+  DCHECK(skia::IsPlatformPaintSupported(src_canvas));
   BlitContextToContext(skia::BeginPlatformPaint(dst_canvas), dst_rect,
                        skia::BeginPlatformPaint(src_canvas), src_origin);
   skia::EndPlatformPaint(src_canvas);
   skia::EndPlatformPaint(dst_canvas);
 }
 
 void ScrollCanvas(SkCanvas* canvas,
                   const gfx::Rect& in_clip,
                   const gfx::Point& amount) {
   DCHECK(!HasClipOrTransform(*canvas));  // Don't support special stuff.
 #if defined(OS_WIN)
   // If we have a PlatformCanvas, we should use ScrollDC. Otherwise, fall
   // through to the software implementation.
-  if (skia::SupportsPlatformPaint(canvas)) {
+  if (skia::PlatformPaintSupport(canvas) ==
+      skia::PlatformDevice::PLATFORM_PAINT_DIRECT) {
     skia::ScopedPlatformPaint scoped_platform_paint(canvas);
     HDC hdc = scoped_platform_paint.GetPlatformSurface();
 
     RECT damaged_rect;
     RECT r = in_clip.ToRECT();
     ScrollDC(hdc, amount.x(), amount.y(), NULL, &r, NULL, &damaged_rect);
     return;
   }
 #endif  // defined(OS_WIN)
   // For non-windows, always do scrolling in software.
@@ skipping 40 matching lines @@
     // Fortunately, memmove already handles this for us.
     for (int y = 0; y < dest_rect.height(); y++) {
       memmove(bitmap.getAddr32(dest_rect.x(), dest_rect.y() + y),
               bitmap.getAddr32(src_rect.x(), src_rect.y() + y),
               row_bytes);
     }
   }
 }
 
 }  // namespace gfx