Implement a module system for the extension bindings JS.

chrome/renderer/extensions/extension_dispatcher.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_RENDERER_EXTENSIONS_EXTENSION_DISPATCHER_H_
 #define CHROME_RENDERER_EXTENSIONS_EXTENSION_DISPATCHER_H_
 #pragma once
 
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/shared_memory.h"
 #include "base/timer.h"
 #include "content/public/renderer/render_process_observer.h"
 #include "chrome/common/extensions/extension_set.h"
 #include "chrome/renderer/extensions/chrome_v8_context_set.h"
+#include "chrome/renderer/resource_bundle_source_map.h"
 #include "v8/include/v8.h"
 
+class ModuleSystem;
 class GURL;
 class URLPattern;
 class UserScriptSlave;
 struct ExtensionMsg_Loaded_Params;
 
 namespace WebKit {
 class WebFrame;
 }
 
 namespace base {
@@ skipping 18 matching lines @@
   bool is_extension_process() const { return is_extension_process_; }
   const ExtensionSet* extensions() const { return &extensions_; }
   const ChromeV8ContextSet& v8_context_set() const {
     return v8_context_set_;
   }
   UserScriptSlave* user_script_slave() { return user_script_slave_.get(); }
 
   bool IsApplicationActive(const std::string& extension_id) const;
   bool IsExtensionActive(const std::string& extension_id) const;
 
+  // Whether or not we should set up custom bindings for this api.
+  bool AllowCustomAPI(WebKit::WebFrame* frame,
+                      const std::string& custom_binding_api_name,
+                      int world_id);
+
   // See WebKit::WebPermissionClient::allowScriptExtension
   // TODO(koz): Remove once WebKit no longer calls this.
   bool AllowScriptExtension(WebKit::WebFrame* frame,
                             const std::string& v8_extension_name,
                             int extension_group);
 
+  // TODO(koz): Remove once WebKit no longer calls this.
   bool AllowScriptExtension(WebKit::WebFrame* frame,
                             const std::string& v8_extension_name,
                             int extension_group,
                             int world_id);
 
   void DidCreateScriptContext(WebKit::WebFrame* frame,
                               v8::Handle<v8::Context> context,
                               int extension_group,
                               int world_id);
   void WillReleaseScriptContext(WebKit::WebFrame* frame,
@@ skipping 56 matching lines @@
   // Calls RenderThread's RegisterExtension and keeps tracks of which v8
   // extension is for Chrome Extensions only.
   void RegisterExtension(v8::Extension* extension, bool restrict_to_extensions);
 
   // Sets up the host permissions for |extension|.
   void InitOriginPermissions(const Extension* extension);
   void UpdateOriginPermissions(UpdatedExtensionPermissionsInfo::Reason reason,
                                const Extension* extension,
                                const URLPatternSet& origins);
 
+  void RegisterNativeHandlers(ModuleSystem* module_system,
+                              ChromeV8Context* context);
+
+  // Inserts static source code into |source_map_|.
+  void PopulateSourceMap();
+
   // Finds the extension ID for the current context. This is determined from
   // |world_id| if it's non-zero, or the URL in |frame| if it is.
   std::string GetExtensionID(WebKit::WebFrame* frame, int world_id);
 
   // True if this renderer is running extensions.
   bool is_extension_process_;
 
   // Contains all loaded extensions.  This is essentially the renderer
   // counterpart to ExtensionService in the browser. It contains information
   // about all extensions currently loaded by the browser.
@@ skipping 25 matching lines @@
   bool is_webkit_initialized_;
 
   std::string test_extension_id_;
 
   // Status of webrequest usage for known extensions.
   // TODO(mpcomplete): remove. http://crbug.com/100411
   bool webrequest_adblock_;
   bool webrequest_adblock_plus_;
   bool webrequest_other_;
 
+  ResourceBundleSourceMap source_map_;
+
   DISALLOW_COPY_AND_ASSIGN(ExtensionDispatcher);
 };
 
 #endif  // CHROME_RENDERER_EXTENSIONS_EXTENSION_DISPATCHER_H_