Move URL fixup to a preliminary phase that doesn't affect virtual URLs.

content/public/browser/content_browser_client.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_
 #define CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_
 
 #include <map>
 #include <string>
 #include <utility>
@@ skipping 486 matching lines @@
   // the renderer. The content layer will add its own settings, and then it's up
   // to the embedder to update it if it wants.
   virtual void OverrideWebkitPrefs(RenderViewHost* render_view_host,
                                    const GURL& url,
                                    WebPreferences* prefs) {}
 
   // Notifies that BrowserURLHandler has been created, so that the embedder can
   // optionally add their own handlers.
   virtual void BrowserURLHandlerCreated(BrowserURLHandler* handler) {}
 
+  // Allows the embedder to perform minor cleanup on URLs before they are
+  // rewritten by the BrowserURLHandler.  This is important in cases that the
+  // cleanup should not be treated as part of the rewriting.
+  virtual GURL FixupURL(const GURL& url);
+
   // Clears browser cache.
   virtual void ClearCache(RenderViewHost* rvh) {}
 
   // Clears browser cookies.
   virtual void ClearCookies(RenderViewHost* rvh) {}
 
   // Returns the default download directory.
   // This can be called on any thread.
   virtual base::FilePath GetDefaultDownloadDirectory();
 
@@ skipping 129 matching lines @@
   // Allows an embedder to provide its own ExternalVideoSurfaceContainer
   // implementation.  Return nullptr to disable external surface video.
   virtual ExternalVideoSurfaceContainer*
   OverrideCreateExternalVideoSurfaceContainer(WebContents* web_contents);
 #endif
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_