cc: Remove texture scaling and clear edge texels of a layer.

cc/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/picture_layer.h"
 
 #include "cc/devtools_instrumentation.h"
 #include "cc/layer_tree_impl.h"
 #include "cc/picture_layer_impl.h"
 #include "ui/gfx/rect_conversions.h"
@@ skipping 61 matching lines @@
   pile_->Resize(bounds());
 
   // Calling paint in WebKit can sometimes cause invalidations, so save
   // off the invalidation prior to calling update.
   pile_invalidation_.Swap(pending_invalidation_);
   pending_invalidation_.Clear();
 
   gfx::Rect visible_layer_rect = gfx::ToEnclosingRect(
       gfx::ScaleRect(visibleContentRect(), 1.f / contentsScaleX()));
   devtools_instrumentation::ScopedPaintLayer paint_layer(id());
-  pile_->Update(client_, pile_invalidation_, visible_layer_rect, stats);
+  pile_->Update(client_,
+                backgroundColor(),
+                pile_invalidation_,
+                visible_layer_rect,
+                stats);
 }
 
 void PictureLayer::setIsMask(bool is_mask) {
   is_mask_ = is_mask;
 }
 
 }  // namespace cc