Apply viewport to dip scale to Graphics2D, Compositor

content/renderer/pepper/pepper_plugin_instance_impl.cc

Index: content/renderer/pepper/pepper_plugin_instance_impl.cc
diff --git a/content/renderer/pepper/pepper_plugin_instance_impl.cc b/content/renderer/pepper/pepper_plugin_instance_impl.cc
index 120a266411ddb06b6f9b603d19c19fd58d13cb2f..5e2c21127a2579d58fa45744e399aff650e299f8 100644
--- a/content/renderer/pepper/pepper_plugin_instance_impl.cc
+++ b/content/renderer/pepper/pepper_plugin_instance_impl.cc
@@ -1652,6 +1652,13 @@ void PepperPluginInstanceImpl::SendDidChangeView() {
   if (module()->is_crashed())
     return;
 
+  if (bound_compositor_)
+    bound_compositor_->set_viewport_to_dip_scale(viewport_to_dip_scale_);
+
+  if (bound_graphics_2d_platform_)
+    bound_graphics_2d_platform_->set_viewport_to_dip_scale(
+        viewport_to_dip_scale_);
+
   // During the first view update, initialize the throttler.
   if (!sent_initial_did_change_view_) {
     if (is_flash_plugin_ && RenderThread::Get()) {