Index: content/browser/renderer_host/render_widget_host_impl.cc |
diff --git a/content/browser/renderer_host/render_widget_host_impl.cc b/content/browser/renderer_host/render_widget_host_impl.cc |
index 717e2c018b2c4ddfe192486aeae42725c7c26fda..2022d03cf9c580ca8db135c6317668555972b395 100644 |
--- a/content/browser/renderer_host/render_widget_host_impl.cc |
+++ b/content/browser/renderer_host/render_widget_host_impl.cc |
@@ -591,7 +591,9 @@ bool RenderWidgetHostImpl::GetResizeParams( |
const bool size_changed = |
!old_resize_params_ || |
- old_resize_params_->new_size != resize_params->new_size; |
+ old_resize_params_->new_size != resize_params->new_size || |
+ (old_resize_params_->physical_backing_size.IsEmpty() && |
+ !resize_params->physical_backing_size.IsEmpty()); |
bool dirty = |
size_changed || screen_info_out_of_date_ || |
old_resize_params_->physical_backing_size != |