android: Use ScreenInfo to calculate tile size

content/renderer/render_widget.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 "content/renderer/render_widget.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/auto_reset.h"
@@ skipping 1208 matching lines @@
 void RenderWidget::AutoResizeCompositor()  {
   physical_backing_size_ = gfx::ScaleToCeiledSize(size_, device_scale_factor_);
   if (compositor_)
     compositor_->setViewportSize(physical_backing_size_);
 }
 
 void RenderWidget::initializeLayerTreeView() {
   DCHECK(!host_closing_);
 
   compositor_ = RenderWidgetCompositor::Create(this, device_scale_factor_,
-                                               compositor_deps_);
+                                               screen_info_, compositor_deps_);
   compositor_->setViewportSize(physical_backing_size_);
   OnDeviceScaleFactorChanged();
   compositor_->SetDeviceColorSpace(screen_info_.icc_profile.GetColorSpace());
   // For background pages and certain tests, we don't want to trigger
   // CompositorFrameSink creation.
   if (compositor_never_visible_ || !RenderThreadImpl::current())
     compositor_->SetNeverVisible();
 
   StartCompositor();
   DCHECK_NE(MSG_ROUTING_NONE, routing_id_);
@@ skipping 1033 matching lines @@
     // browser side (https://crbug.com/669219).
     // If there is no WebFrameWidget, then there will be no
     // InputMethodControllers for a WebLocalFrame.
     return nullptr;
   }
   return static_cast<blink::WebFrameWidget*>(GetWebWidget())
       ->getActiveWebInputMethodController();
 }
 
 }  // namespace content