Expose the capturePicture feature in RenderView for Android WebView legacy API support.

content/renderer/render_view_impl.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 "content/renderer/render_view_impl.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/debug/trace_event.h"
 #include "base/json/json_reader.h"
 #include "base/json/json_writer.h"
 #include "base/lazy_instance.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop_proxy.h"
 #include "base/metrics/histogram.h"
 #include "base/path_service.h"
 #include "base/process_util.h"
 #include "base/string_number_conversions.h"
 #include "base/string_piece.h"
 #include "base/string_split.h"
 #include "base/string_util.h"
 #include "base/sys_string_conversions.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
+#include "cc/layer_tree_host.h"
 #include "cc/output_surface.h"
 #include "cc/switches.h"
 #include "content/common/appcache/appcache_dispatcher.h"
 #include "content/common/child_thread.h"
 #include "content/common/clipboard_messages.h"
 #include "content/common/content_constants_internal.h"
 #include "content/common/database_messages.h"
 #include "content/common/drag_messages.h"
 #include "content/common/fileapi/file_system_dispatcher.h"
 #include "content/common/fileapi/webfilesystem_callback_dispatcher.h"
@@ skipping 134 matching lines @@
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebSecurityOrigin.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebSecurityPolicy.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebSerializedScriptValue.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebSettings.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebStorageQuotaCallbacks.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebUserMediaClient.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebWindowFeatures.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/default/WebRenderTheme.h"
 #include "third_party/skia/include/core/SkBitmap.h"
+#include "third_party/skia/include/core/SkPicture.h"
 #include "ui/base/ui_base_switches.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gfx/point.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/rect_conversions.h"
 #include "ui/gfx/size_conversions.h"
 #include "ui/shell_dialogs/selected_file_info.h"
 #include "v8/include/v8.h"
 #include "webkit/appcache/web_application_cache_host_impl.h"
 #include "webkit/base/file_path_string_conversions.h"
@@ skipping 6415 matching lines @@
 
   gfx::Rect physical_window_zoom_rect = gfx::ToEnclosingRect(
       ClientRectToPhysicalWindowRect(gfx::RectF(zoom_rect)));
   Send(new ViewHostMsg_ShowDisambiguationPopup(routing_id_,
                                                physical_window_zoom_rect,
                                                canvas_size,
                                                transport_dib->id()));
 
   return true;
 }
+
+skia::RefPtr<SkPicture> RenderViewImpl::CapturePicture() {
+  return compositor_ ? compositor_->layer_tree_host()->capturePicture() :
+      skia::RefPtr<SkPicture>();
+}
 #endif
 
 void RenderViewImpl::OnReleaseDisambiguationPopupDIB(
     TransportDIB::Handle dib_handle) {
   TransportDIB* dib = TransportDIB::CreateWithHandle(dib_handle);
   RenderProcess::current()->ReleaseTransportDIB(dib);
 }
 
+void RenderViewImpl::DidCommitCompositorFrame() {
+  RenderWidget::DidCommitCompositorFrame();
+  FOR_EACH_OBSERVER(RenderViewObserver, observers_, DidCommitCompositorFrame());
+}
+
 }  // namespace content