Make kClearSiteDataOnExit work correctly for Flash in multi-profile.

content/browser/renderer_host/render_message_filter.h

Index: content/browser/renderer_host/render_message_filter.h
===================================================================
--- content/browser/renderer_host/render_message_filter.h	(revision 90755)
+++ content/browser/renderer_host/render_message_filter.h	(working copy)
@@ -86,6 +86,7 @@
   ResourceDispatcherHost* resource_dispatcher_host() {
     return resource_dispatcher_host_;
   }
+  bool save_local_state() { return save_local_state_; }
   bool incognito() { return incognito_; }
 
   // Returns either the extension net::URLRequestContext or regular
@@ -237,6 +238,9 @@
 
   scoped_refptr<RenderWidgetHelper> render_widget_helper_;
 
+  // Whether the profile attached to this process wants to save local state.
+  bool save_local_state_;
+
   // Whether this process is used for incognito tabs.
   bool incognito_;