Give URLRequestJobFactory::Interceptors the ability to specify protocols they handle.

chrome/browser/profiles/profile_io_data.cc

 // 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.
 
 #include "chrome/browser/profiles/profile_io_data.h"
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/command_line.h"
@@ skipping 137 matching lines @@
     DCHECK(protocol_handler_registry_);
   }
 
   virtual ~ProtocolHandlerRegistryInterceptor() {}
 
   virtual net::URLRequestJob* MaybeIntercept(
       net::URLRequest* request) const OVERRIDE {
     return protocol_handler_registry_->MaybeCreateJob(request);
   }
 
+  virtual bool WillHandleProtocol(const std::string& protocol) const {
+    return protocol_handler_registry_->IsHandledProtocol(protocol);
+  }
+
   virtual net::URLRequestJob* MaybeInterceptRedirect(
       const GURL& url, net::URLRequest* request) const OVERRIDE {
     return NULL;
   }
 
   virtual net::URLRequestJob* MaybeInterceptResponse(
       net::URLRequest* request) const OVERRIDE {
     return NULL;
   }
 
@@ skipping 328 matching lines @@
   context->set_appcache_service(profile_params_->appcache_service);
   context->set_blob_storage_context(profile_params_->blob_storage_context);
   context->set_file_system_context(profile_params_->file_system_context);
   context->set_extension_info_map(profile_params_->extension_info_map);
 }
 
 void ProfileIOData::ShutdownOnUIThread() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   enable_referrers_.Destroy();
 }