Call RenderViewImpl::SetScreenOrientationForTesting to make sure that events are not sent when orie…

content/public/renderer/render_view_observer.h

Index: content/public/renderer/render_view_observer.h
diff --git a/content/public/renderer/render_view_observer.h b/content/public/renderer/render_view_observer.h
index 84a7e4c69abab64f41d39ca065394dc97de005ca..dfd147ce388e3d466c5004a75b1d05cf2bbb31f1 100644
--- a/content/public/renderer/render_view_observer.h
+++ b/content/public/renderer/render_view_observer.h
@@ -109,6 +109,12 @@ class CONTENT_EXPORT RenderViewObserver : public IPC::Listener,
   explicit RenderViewObserver(RenderView* render_view);
   virtual ~RenderViewObserver();
 
+  // Sets |render_view_| to track.
+  // Removes itself of previous (if any) |render_view_| observer list and adds
+  // to the new |render_view|. Since it assumes that observer outlives
+  // render_view, OnDestruct should be overridden.
+  void Observe(RenderView* render_view);
+
  private:
   friend class RenderViewImpl;