Convert force video overlay to preference

content/public/common/renderer_preferences.h

Index: content/public/common/renderer_preferences.h
diff --git a/content/public/common/renderer_preferences.h b/content/public/common/renderer_preferences.h
index 4bee4d4eb50e62ab5ec0d87d6dbd3ce2f4d98d61..bfc187a35f3f96d685746b935a891fce605172ad 100644
--- a/content/public/common/renderer_preferences.h
+++ b/content/public/common/renderer_preferences.h
@@ -129,7 +129,11 @@ struct CONTENT_EXPORT RendererPreferences {
 
   // Whether video-overlay (hole-punching) should be used for the embedded
   // encrypted video.  Currently only used by Android.
-  bool use_video_overlay_for_embedded_encrypted_video;
+  bool allow_video_overlay_for_embedded_encrypted_video;

[no sievers, 2015/03/23 18:42:11]

nit: Why are you changing it from 'use' to 'allow'?
Doesn't it always put encrypted video in an overlay if this is set?

[boliu, 2015/03/23 18:57:30]

Hmm, I think at one point, I was going for "allow" vs "force". Now that just
makes no sense anymore. I'll change it back.

+
+  // Use video-overlay (hole-punching) should be used for all video, not just
+  // encrypted video.  Currently only used by Android.
+  bool use_view_overlay_for_all_video;
 
   // The default system font settings for caption, small caption, menu and
   // status messages. Used only by Windows.