[blimp] Add SkPicture caching support.

cc/playback/clip_display_item.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 "cc/playback/clip_display_item.h"
 
 #include <stddef.h>
 
 #include <string>
 
@@ skipping 29 matching lines @@
 }
 
 void ClipDisplayItem::SetNew(const gfx::Rect& clip_rect,
                              const std::vector<SkRRect>& rounded_clip_rects) {
   clip_rect_ = clip_rect;
   rounded_clip_rects_ = rounded_clip_rects;
 }
 
 ClipDisplayItem::~ClipDisplayItem() {}
 
-void ClipDisplayItem::ToProtobuf(
-    proto::DisplayItem* proto,
-    ImageSerializationProcessor* image_serialization_processor) const {
+void ClipDisplayItem::ToProtobuf(proto::DisplayItem* proto) const {
   proto->set_type(proto::DisplayItem::Type_Clip);
 
   proto::ClipDisplayItem* details = proto->mutable_clip_item();
   RectToProto(clip_rect_, details->mutable_clip_rect());
   DCHECK_EQ(0, details->rounded_rects_size());
   for (const auto& rrect : rounded_clip_rects_) {
     SkRRectToProto(rrect, details->add_rounded_rects());
   }
 }
 
@@ skipping 50 matching lines @@
 
 EndClipDisplayItem::EndClipDisplayItem() {}
 
 EndClipDisplayItem::EndClipDisplayItem(const proto::DisplayItem& proto) {
   DCHECK_EQ(proto::DisplayItem::Type_EndClip, proto.type());
 }
 
 EndClipDisplayItem::~EndClipDisplayItem() {
 }
 
-void EndClipDisplayItem::ToProtobuf(
-    proto::DisplayItem* proto,
-    ImageSerializationProcessor* image_serialization_processor) const {
+void EndClipDisplayItem::ToProtobuf(proto::DisplayItem* proto) const {
   proto->set_type(proto::DisplayItem::Type_EndClip);
 }
 
 void EndClipDisplayItem::Raster(SkCanvas* canvas,
                                 const gfx::Rect& canvas_target_playback_rect,
                                 SkPicture::AbortCallback* callback) const {
   canvas->restore();
 }
 
 void EndClipDisplayItem::AsValueInto(
     const gfx::Rect& visual_rect,
     base::trace_event::TracedValue* array) const {
   array->AppendString(base::StringPrintf("EndClipDisplayItem visualRect: [%s]",
                                          visual_rect.ToString().c_str()));
 }
 
 size_t EndClipDisplayItem::ExternalMemoryUsage() const {
   return 0;
 }
 
 }  // namespace cc