Add info about user agent overrides to WebContents

content/browser/web_contents/web_contents_impl.h

Index: content/browser/web_contents/web_contents_impl.h
diff --git a/content/browser/web_contents/web_contents_impl.h b/content/browser/web_contents/web_contents_impl.h
index 104b4e1ab8dbbf3c18206d4222a22dbe55572aac..011164f1362efd51d1a85362936fbef00181b54b 100644
--- a/content/browser/web_contents/web_contents_impl.h
+++ b/content/browser/web_contents/web_contents_impl.h
@@ -154,6 +154,8 @@ class CONTENT_EXPORT WebContentsImpl
   virtual content::WebUI* CreateWebUI(const GURL& url) OVERRIDE;
   virtual content::WebUI* GetWebUI() const OVERRIDE;
   virtual content::WebUI* GetCommittedWebUI() const OVERRIDE;
+  virtual void SetUserAgentOverride(const std::string& override) OVERRIDE;
+  virtual const std::string& GetUserAgentOverride() const OVERRIDE;
   virtual const string16& GetTitle() const OVERRIDE;
   virtual int32 GetMaxPageID() OVERRIDE;
   virtual int32 GetMaxPageIDForSiteInstance(
@@ -549,6 +551,10 @@ class CONTENT_EXPORT WebContentsImpl
   // the observer list then.
   ObserverList<content::WebContentsObserver> observers_;
 
+  // User agent to use if a NavigationEntry requires that the default user agent
+  // is overridden.
+  std::string user_agent_override_;
+
   // Helper classes ------------------------------------------------------------
 
   // Manages creation and swapping of render views.