Removal of dependencies on PlatformDevice classes.

chrome/renderer/chrome_render_view_observer.cc

 // Copyright (c) 2011 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 "chrome/renderer/chrome_render_view_observer.h"
 
 #include "base/command_line.h"
 #include "base/message_loop.h"
 #include "base/metrics/histogram.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/icon_messages.h"
 #include "chrome/common/render_messages.h"
 #include "chrome/common/thumbnail_score.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/renderer/about_handler.h"
 #include "chrome/renderer/content_settings_observer.h"
 #include "chrome/renderer/automation/dom_automation_controller.h"
 #include "chrome/renderer/extensions/extension_dispatcher.h"
 #include "chrome/renderer/external_host_bindings.h"
 #include "chrome/renderer/prerender/prerender_helper.h"
 #include "chrome/renderer/safe_browsing/phishing_classifier_delegate.h"
 #include "chrome/renderer/translate_helper.h"
 #include "content/common/bindings_policy.h"
 #include "content/common/view_messages.h"
 #include "content/renderer/content_renderer_client.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/data_url.h"
-#include "skia/ext/bitmap_platform_device.h"
 #include "skia/ext/image_operations.h"
 #include "skia/ext/platform_canvas.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebCString.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDataSource.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPageSerializer.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebRect.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebSize.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebString.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebURLRequest.h"
@@ skipping 548 matching lines @@
                                                      SkBitmap* thumbnail,
                                                      ThumbnailScore* score) {
   base::TimeTicks beginning_time = base::TimeTicks::Now();
 
   skia::PlatformCanvas canvas;
 
   // Paint |view| into |canvas|.
   if (!PaintViewIntoCanvas(view, canvas))
     return false;
 
-  skia::BitmapPlatformDevice& device =
-      static_cast<skia::BitmapPlatformDevice&>(canvas.getTopPlatformDevice());
+  SkDevice* device = skia::GetTopDevice(canvas);
 
-  const SkBitmap& src_bmp = device.accessBitmap(false);
+  const SkBitmap& src_bmp = device->accessBitmap(false);
 
   SkRect dest_rect = { 0, 0, SkIntToScalar(w), SkIntToScalar(h) };
   float dest_aspect = dest_rect.width() / dest_rect.height();
 
   // Get the src rect so that we can preserve the aspect ratio while filling
   // the destination.
   SkIRect src_rect;
   if (src_bmp.width() < dest_rect.width() ||
       src_bmp.height() < dest_rect.height()) {
     // Source image is smaller: we clip the part of source image within the
@@ skipping 14 matching lines @@
     } else {
       src_rect.set(0, 0, src_bmp.width(),
                    static_cast<S16CPU>(src_bmp.width() / dest_aspect));
       score->good_clipping = true;
     }
   }
 
   score->at_top = (view->mainFrame()->scrollOffset().height == 0);
 
   SkBitmap subset;
-  device.accessBitmap(false).extractSubset(&subset, src_rect);
+  device->accessBitmap(false).extractSubset(&subset, src_rect);
 
   // First do a fast downsample by powers of two to get close to the final size.
   SkBitmap downsampled_subset =
       SkBitmapOperations::DownsampleByTwoUntilSize(subset, w, h);
 
   // Do a high-quality resize from the downscaled size to the final size.
   *thumbnail = skia::ImageOperations::Resize(
       downsampled_subset, skia::ImageOperations::RESIZE_LANCZOS3, w, h);
 
   score->boring_score = CalculateBoringScore(thumbnail);
 
   HISTOGRAM_TIMES("Renderer4.Thumbnail",
                   base::TimeTicks::Now() - beginning_time);
 
   return true;
 }
 
 bool ChromeRenderViewObserver::CaptureSnapshot(WebView* view,
                                                SkBitmap* snapshot) {
   base::TimeTicks beginning_time = base::TimeTicks::Now();
 
   skia::PlatformCanvas canvas;
   if (!PaintViewIntoCanvas(view, canvas))
     return false;
 
-  skia::BitmapPlatformDevice& device =
-      static_cast<skia::BitmapPlatformDevice&>(canvas.getTopPlatformDevice());
+  SkDevice* device = skia::GetTopDevice(canvas);
 
-  const SkBitmap& bitmap = device.accessBitmap(false);
+  const SkBitmap& bitmap = device->accessBitmap(false);
   if (!bitmap.copyTo(snapshot, SkBitmap::kARGB_8888_Config))
     return false;
 
   HISTOGRAM_TIMES("Renderer4.Snapshot",
                   base::TimeTicks::Now() - beginning_time);
   return true;
 }
 
 void ChromeRenderViewObserver::BindDOMAutomationController(WebFrame* frame) {
   if (!dom_automation_controller_.get()) {
@@ skipping 53 matching lines @@
   if (net::DataURL::Parse(url, &mime_type, &char_set, &data) && !data.empty()) {
     // Decode the favicon using WebKit's image decoder.
     webkit_glue::ImageDecoder decoder(gfx::Size(kFaviconSize, kFaviconSize));
     const unsigned char* src_data =
         reinterpret_cast<const unsigned char*>(&data[0]);
 
     return decoder.Decode(src_data, data.size());
   }
   return SkBitmap();
 }