cc: Remove PicturePileBase

cc/layers/picture_layer.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 "cc/layers/picture_layer.h"
 
 #include "base/auto_reset.h"
 #include "cc/layers/content_layer_client.h"
 #include "cc/layers/picture_layer_impl.h"
+#include "cc/resources/picture_pile.h"
 #include "cc/trees/layer_tree_impl.h"
 #include "third_party/skia/include/core/SkPictureRecorder.h"
 #include "ui/gfx/geometry/rect_conversions.h"
 
 namespace cc {
 
 scoped_refptr<PictureLayer> PictureLayer::Create(ContentLayerClient* client) {
   return make_scoped_refptr(new PictureLayer(client));
 }
 
@@ skipping 13 matching lines @@
 }
 
 void PictureLayer::PushPropertiesTo(LayerImpl* base_layer) {
   Layer::PushPropertiesTo(base_layer);
   PictureLayerImpl* layer_impl = static_cast<PictureLayerImpl*>(base_layer);
 
   int source_frame_number = layer_tree_host()->source_frame_number();
   gfx::Size impl_bounds = layer_impl->bounds();
   gfx::Size recording_source_bounds = recording_source_->GetSize();
 
-  // If update called, then pile size must match bounds pushed to impl layer.
+  // If update called, then recording source size must match bounds pushed to
+  // impl layer.
   DCHECK_IMPLIES(update_source_frame_number_ == source_frame_number,
                  impl_bounds == recording_source_bounds)
-      << " bounds " << impl_bounds.ToString() << " pile "
+      << " bounds " << impl_bounds.ToString() << " recording source "
       << recording_source_bounds.ToString();
 
   if (update_source_frame_number_ != source_frame_number &&
       recording_source_bounds != impl_bounds) {
     // Update may not get called for the layer (if it's not in the viewport
-    // for example, even though it has resized making the pile no longer
-    // valid. In this case just destroy the pile.
+    // for example, even though it has resized making the recording source no
+    // longer valid. In this case just destroy the recording source.
     recording_source_->SetEmptyBounds();
   }
 
   // Unlike other properties, invalidation must always be set on layer_impl.
   // See PictureLayerImpl::PushPropertiesTo for more details.
   layer_impl->invalidation_.Clear();
   layer_impl->invalidation_.Swap(&recording_invalidation_);
   layer_impl->UpdateRasterSource(recording_source_->CreateRasterSource());
 }
 
@@ skipping 65 matching lines @@
   updated |= recording_source_->UpdateAndExpandInvalidation(
       client_, &recording_invalidation_, SafeOpaqueBackgroundColor(),
       contents_opaque(), client_->FillsBoundsCompletely(), layer_size,
       visible_layer_rect, update_source_frame_number_,
       Picture::RECORD_NORMALLY);
   last_updated_visible_content_rect_ = visible_content_rect();
 
   if (updated) {
     SetNeedsPushProperties();
   } else {
-    // If this invalidation did not affect the pile, then it can be cleared as
-    // an optimization.
+    // If this invalidation did not affect the recording source, then it can be
+    // cleared as an optimization.
     recording_invalidation_.Clear();
   }
 
   return updated;
 }
 
 void PictureLayer::SetIsMask(bool is_mask) {
   recording_source_->SetIsMask(is_mask);
 }
 
 bool PictureLayer::SupportsLCDText() const {
   return true;
 }
 
 void PictureLayer::UpdateCanUseLCDText() {
   if (can_use_lcd_text_last_frame_ == can_use_lcd_text())
     return;
 
   can_use_lcd_text_last_frame_ = can_use_lcd_text();
   if (client_)
     client_->DidChangeLayerCanUseLCDText();
 }
 
 skia::RefPtr<SkPicture> PictureLayer::GetPicture() const {
-  // We could either flatten the PicturePile into a single SkPicture,
+  // We could either flatten the RecordingSource into a single SkPicture,
   // or paint a fresh one depending on what we intend to do with the
   // picture. For now we just paint a fresh one to get consistent results.
   if (!DrawsContent())
     return skia::RefPtr<SkPicture>();
 
   int width = bounds().width();
   int height = bounds().height();
 
   SkPictureRecorder recorder;
   SkCanvas* canvas = recorder.beginRecording(width, height, nullptr, 0);
@@ skipping 15 matching lines @@
 
 bool PictureLayer::HasDrawableContent() const {
   return client_ && Layer::HasDrawableContent();
 }
 
 void PictureLayer::RunMicroBenchmark(MicroBenchmark* benchmark) {
   benchmark->RunOnLayer(this);
 }
 
 }  // namespace cc