Store physical backing size in ViewAndroid

content/browser/renderer_host/render_widget_host_view_android.cc

Index: content/browser/renderer_host/render_widget_host_view_android.cc
diff --git a/content/browser/renderer_host/render_widget_host_view_android.cc b/content/browser/renderer_host/render_widget_host_view_android.cc
index b88a806df2fcd2242603b7ef33d01205f1ce3017..3b1f47778be0b22d2e06111f41b8a83a5bfc67d3 100644
--- a/content/browser/renderer_host/render_widget_host_view_android.cc
+++ b/content/browser/renderer_host/render_widget_host_view_android.cc
@@ -676,7 +676,7 @@ gfx::Size RenderWidgetHostViewAndroid::GetPhysicalBackingSize() const {
                      default_bounds_.bottom() * scale_factor);
   }
 
-  return content_view_core_->GetPhysicalBackingSize();
+  return view_.GetPhysicalBackingSize();
 }
 
 bool RenderWidgetHostViewAndroid::DoBrowserControlsShrinkBlinkSize() const {
@@ -990,6 +990,11 @@ void RenderWidgetHostViewAndroid::ResetGestureDetection() {
   }
 }
 
+bool RenderWidgetHostViewAndroid::OnPhysicalBackingSizeChanged() {
+  host_->WasResized();
+  return true;
+}
+
 void RenderWidgetHostViewAndroid::OnDidNavigateMainFrameToNewPage() {
   ResetGestureDetection();
 }