Introduce WebRequestEventRouterDelegate.

chrome/browser/extensions/api/web_request/web_request_api.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 CHROME_BROWSER_EXTENSIONS_API_WEB_REQUEST_WEB_REQUEST_API_H_
 #define CHROME_BROWSER_EXTENSIONS_API_WEB_REQUEST_WEB_REQUEST_API_H_
 
 #include <list>
 #include <map>
 #include <set>
@@ skipping 36 matching lines @@
 class AuthChallengeInfo;
 class HttpRequestHeaders;
 class HttpResponseHeaders;
 class URLRequest;
 }
 
 namespace extensions {
 
 class InfoMap;
 class WebRequestRulesRegistry;
+class WebRequestEventRouterDelegate;
 
 // Support class for the WebRequest API. Lives on the UI thread. Most of the
 // work is done by ExtensionWebRequestEventRouter below. This class observes
 // extensions::EventRouter to deal with event listeners. There is one instance
 // per BrowserContext which is shared with incognito.
 class WebRequestAPI : public BrowserContextKeyedAPI,
                       public EventRouter::Observer {
  public:
   explicit WebRequestAPI(content::BrowserContext* context);
   virtual ~WebRequestAPI();
@@ skipping 336 matching lines @@
   void SendMessages(void* profile, const BlockedRequest& blocked_request);
 
   // Called when the RulesRegistry is ready to unblock a request that was
   // waiting for said event.
   void OnRulesRegistryReady(
       void* profile,
       const std::string& event_name,
       uint64 request_id,
       extensions::RequestStage request_stage);
 
+  // Extracts from |request| information for the keys requestId, url, method,
+  // frameId, tabId, type, and timeStamp and writes these into |out| to be
+  // passed on to extensions.
+  void ExtractRequestInfo(net::URLRequest* request, base::DictionaryValue* out);
+
+  void ExtractRequestInfoDetails(
+    net::URLRequest* request,
+    bool* is_main_frame,
+    int* frame_id,
+    bool* parent_is_main_frame,
+    int* parent_frame_id,
+    int* tab_id,
+    int* window_id,
+    int* render_process_host_id,
+    int* routing_id,
+    content::ResourceType* resource_type) const;
+
   // Sets the flag that |event_type| has been signaled for |request_id|.
   // Returns the value of the flag before setting it.
   bool GetAndSetSignaled(uint64 request_id, EventTypes event_type);
 
   // Clears the flag that |event_type| has been signaled for |request_id|.
   void ClearSignaled(uint64 request_id, EventTypes event_type);
 
   // Returns whether |request| represents a top level window navigation.
   bool IsPageLoad(net::URLRequest* request) const;
 
@@ skipping 34 matching lines @@
 
   CallbacksForPageLoad callbacks_for_page_load_;
 
   typedef std::pair<void*, extensions::RulesRegistryService::WebViewKey>
       RulesRegistryKey;
   // Maps each profile (and OTRProfile) and a webview key to its respective
   // rules registry.
   std::map<RulesRegistryKey,
       scoped_refptr<extensions::WebRequestRulesRegistry> > rules_registries_;
 
+  scoped_ptr<extensions::WebRequestEventRouterDelegate>
+      web_request_event_router_delegate_;
+
   DISALLOW_COPY_AND_ASSIGN(ExtensionWebRequestEventRouter);
 };
 
 class WebRequestInternalAddEventListenerFunction
     : public SyncIOThreadExtensionFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("webRequestInternal.addEventListener",
                              WEBREQUESTINTERNAL_ADDEVENTLISTENER)
 
  protected:
@@ skipping 43 matching lines @@
   // function.
   virtual void OnQuotaExceeded(const std::string& error) OVERRIDE;
   virtual bool RunSync() OVERRIDE;
 };
 
 // Send updates to |host| with information about what webRequest-related
 // extensions are installed.
 void SendExtensionWebRequestStatusToHost(content::RenderProcessHost* host);
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_WEB_REQUEST_WEB_REQUEST_API_H_