Remove ExtractImageRep from the browser frame header painting code.

ui/gfx/canvas.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 "ui/gfx/canvas.h"
 
 #include <cmath>
 #include <limits>
 
 #include "base/i18n/rtl.h"
@@ skipping 180 matching lines @@
 
 void Canvas::SaveLayerAlpha(uint8_t alpha) {
   canvas_->saveLayerAlpha(NULL, alpha);
 }
 
 void Canvas::SaveLayerAlpha(uint8_t alpha, const Rect& layer_bounds) {
   SkRect bounds(RectToSkRect(layer_bounds));
   canvas_->saveLayerAlpha(&bounds, alpha);
 }
 
+void Canvas::SaveLayerWithFlags(const cc::PaintFlags& flags) {
+  canvas_->saveLayer(nullptr /* bounds */, &flags);
+}
+
 void Canvas::Restore() {
   canvas_->restore();
 }
 
 void Canvas::ClipRect(const Rect& rect, SkClipOp op) {
   canvas_->clipRect(RectToSkRect(rect), op);
 }
 
 void Canvas::ClipRect(const RectF& rect, SkClipOp op) {
   canvas_->clipRect(RectFToSkRect(rect), op);
@@ skipping 402 matching lines @@
   flags.setFilterQuality(filter ? kLow_SkFilterQuality : kNone_SkFilterQuality);
   flags.setShader(CreateImageRepShaderForScale(
       image_rep, SkShader::kRepeat_TileMode, shader_scale,
       remove_image_scale ? image_rep.scale() : 1.f));
 
   // The rect will be filled by the bitmap.
   canvas_->drawRect(dest_rect, flags);
 }
 
 }  // namespace gfx