Restricting set of URL requests that get intercepted to gview to GET methods with scheme http

chrome/browser/chromeos/gview_request_interceptor.h

 // Copyright (c) 2011 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 CHROME_BROWSER_CHROMEOS_GVIEW_REQUEST_INTERCEPTOR_H__
 #define CHROME_BROWSER_CHROMEOS_GVIEW_REQUEST_INTERCEPTOR_H__
 #pragma once
 
 #include <string>
 #include "base/hash_tables.h"
 #include "net/url_request/url_request_job_factory.h"
 
 namespace chromeos {
 
 // This class integrates the Google Document Viewer into ChromeOS,
 // enabling the viewing of supported document types that the user
 // clicks on.  This class will intercept requests to supported
 // document types (such as PDF) and redirect the request to the Google
 // Document Viewer, including the document's original URL as a
 // parameter.
 class GViewRequestInterceptor : public net::URLRequestJobFactory::Interceptor {

[zel, 2011/10/19 21:57:49]

we should also remove this interceptor from the official release. we don't need
it for anything else than chromium builds. check where we instantiate it and
make sure that happens only when:

#if !defined(GOOGLE_CHROME_BUILD)

[tbarzic, 2011/10/19 23:30:28]

Done.

  public:
   GViewRequestInterceptor();
   virtual ~GViewRequestInterceptor();
 
   // Always returns NULL because we don't want to attempt a redirect
   // before seeing the detected mime type of the request.
   virtual net::URLRequestJob* MaybeIntercept(net::URLRequest* request) const;
 
   // Always returns NULL.
   virtual net::URLRequestJob* MaybeInterceptRedirect(
       const GURL& location,
       net::URLRequest* request) const;
 
   // Determines if the requested document can be viewed by the Google
   // Document Viewer.  If it can, returns a net::URLRequestJob that
   // redirects the browser to the view URL.
   virtual net::URLRequestJob* MaybeInterceptResponse(
       net::URLRequest* request) const;
 
  private:
   bool ShouldUsePdfPlugin(net::URLRequest* request) const;
+  bool ShouldInterceptScheme(const std::string& scheme) const;
 
   // The list of supported mime types.
   base::hash_set<std::string> supported_mime_types_;
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_GVIEW_REQUEST_INTERCEPTOR_H__