GetViewportSizeOffsetDip  310 content/browser/android/content_view_core_impl.h   gfx::Size GetViewportSizeOffsetDip() const;
GetViewportSizeOffsetDip  386 content/browser/renderer_host/render_widget_host_view_android.cc   gfx::Size offset = content_view_core_->GetViewportSizeOffsetDip();