Prepare declarativeContent API for new script injection feature. Added Javascript types and functio…

chrome/browser/extensions/api/declarative/rules_registry_service.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_DECLARATIVE_RULES_REGISTRY_SERVICE_H__
 #define CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_RULES_REGISTRY_SERVICE_H__
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/callback_forward.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_vector.h"
 #include "base/scoped_observer.h"
 #include "chrome/browser/extensions/api/declarative/rules_registry.h"
+#include "chrome/browser/extensions/api/declarative_content/content_rules_registry.h"
 #include "chrome/browser/profiles/profile.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "extensions/browser/browser_context_keyed_api_factory.h"
 #include "extensions/browser/extension_registry_observer.h"
 
 class Profile;
 
 namespace content {
 class BrowserContext;
 class NotificationSource;
 }
 
 namespace extensions {
-class ContentRulesRegistry;
 class ExtensionRegistry;
 class RulesRegistry;
 class RulesRegistryStorageDelegate;
 }
 
 namespace extensions {
 
 // This class owns all RulesRegistries implementations of an ExtensionService.
 // This class lives on the UI thread.
 class RulesRegistryService : public BrowserContextKeyedAPI,
@@ skipping 35 matching lines @@
   // Registers a RulesRegistry and wraps it in an InitializingRulesRegistry.
   void RegisterRulesRegistry(scoped_refptr<RulesRegistry> rule_registry);
 
   // Returns the RulesRegistry for |event_name| and |webview_key| or NULL if no
   // such registry has been registered. Default rules registries (such as the
   // WebRequest rules registry) will be created on first access.
   scoped_refptr<RulesRegistry> GetRulesRegistry(
       const WebViewKey& webview_key,
       const std::string& event_name);
 
-  // Accessors for each type of rules registry.
-  ContentRulesRegistry* content_rules_registry() const {
-    CHECK(content_rules_registry_);
-    return content_rules_registry_;
+  // Accessors for content rules registries.
+  ContentRulesRegistryMap& content_rules_registry_map() {
+    return content_rules_registry_map_;
   }
+  ContentRulesRegistry* GetContentRulesRegistry(
+      const std::string& event_name);
 
   // Removes all rules registries of a given webview embedder process ID.
   void RemoveWebViewRulesRegistries(int process_id);
 
   // For testing.
   void SimulateExtensionUninstalled(const std::string& extension_id);
 
  private:
   friend class BrowserContextKeyedAPIFactory<RulesRegistryService>;
 
@@ skipping 30 matching lines @@
     return "RulesRegistryService";
   }
   static const bool kServiceHasOwnInstanceInIncognito = true;
   static const bool kServiceIsNULLWhileTesting = true;
 
   RulesRegistryMap rule_registries_;
 
   // We own the parts of the registries which need to run on the UI thread.
   ScopedVector<RulesCacheDelegate> cache_delegates_;
 
-  // Weak pointer into rule_registries_ to make it easier to handle content rule
-  // conditions.
-  ContentRulesRegistry* content_rules_registry_;
+  // Collection of content rule registries to make it easier to handle content
+  // rule conditions.
+  ContentRulesRegistryMap content_rules_registry_map_;
 
   content::NotificationRegistrar registrar_;
 
   // Listen to extension load, unloaded notification.
   ScopedObserver<ExtensionRegistry, ExtensionRegistryObserver>
       extension_registry_observer_;
 
   Profile* profile_;
 
   DISALLOW_COPY_AND_ASSIGN(RulesRegistryService);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_RULES_REGISTRY_SERVICE_H__