Stretching NativeViewHost, and misc tab capture fixes.

ui/compositor/layer.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/compositor/layer.h"
 
 #include <algorithm>
 #include <memory>
 #include <utility>
 
@@ skipping 1098 matching lines @@
     cc_layer_ = content_layer_.get();
   }
   cc_layer_->SetTransformOrigin(gfx::Point3F());
   cc_layer_->SetContentsOpaque(true);
   cc_layer_->SetIsDrawable(type_ != LAYER_NOT_DRAWN);
   cc_layer_->SetLayerClient(this);
   cc_layer_->SetElementId(cc::ElementId(cc_layer_->id(), 0));
   RecomputePosition();
 }
 
-gfx::Transform Layer::transform() const {
-  return cc_layer_->transform();
-}
-
 void Layer::RecomputeDrawsContentAndUVRect() {
   DCHECK(cc_layer_);
   gfx::Size size(bounds_.size());
   if (texture_layer_.get()) {
     size.SetToMin(frame_size_in_dip_);
     gfx::PointF uv_top_left(0.f, 0.f);
     gfx::PointF uv_bottom_right(
       static_cast<float>(size.width()) / frame_size_in_dip_.width(),
       static_cast<float>(size.height()) / frame_size_in_dip_.height());
     texture_layer_->SetUV(uv_top_left, uv_bottom_right);
@@ skipping 39 matching lines @@
   const auto it = std::find_if(mirrors_.begin(), mirrors_.end(),
       [mirror](const std::unique_ptr<LayerMirror>& mirror_ptr) {
         return mirror_ptr.get() == mirror;
       });
 
   DCHECK(it != mirrors_.end());
   mirrors_.erase(it);
 }
 
 }  // namespace ui