ui: Pass the correct container size to DelegatedFrameHostAndroid.

ui/android/delegated_frame_host_android.cc

 // Copyright 2016 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/android/delegated_frame_host_android.h"
 
 #include "base/logging.h"
 #include "cc/layers/solid_color_layer.h"
 #include "cc/layers/surface_layer.h"
 #include "cc/output/compositor_frame.h"
@@ skipping 223 matching lines @@
   // The background layer draws in 2 cases:
   // 1) When we don't have any content from the renderer.
   // 2) When the bounds of the content received from the renderer does not match
   // the desired content bounds.
   bool background_is_drawable = false;
 
   if (current_frame_) {
     float device_scale_factor = gfx::DeviceDisplayInfo().GetDIPScale();
     gfx::Size content_size_in_dip = gfx::ConvertSizeToDIP(
         device_scale_factor, current_frame_->surface_size);
-    float top_bar_shown = current_frame_->top_controls_height *
-                          current_frame_->top_controls_shown_ratio;
-    float bottom_bar_shown = current_frame_->bottom_controls_height *
-                             current_frame_->bottom_controls_shown_ratio;
-    content_size_in_dip.set_height(
-        content_size_in_dip.height() - top_bar_shown - bottom_bar_shown);
     background_is_drawable =
         content_size_in_dip.width() < container_size_in_dip_.width() ||
         content_size_in_dip.height() < container_size_in_dip_.height();
   } else {
     background_is_drawable = true;
   }
 
   background_layer_->SetIsDrawable(background_is_drawable);
 }
 
 }  // namespace ui