Add support for writing unit tests for Mojo-backed apps/extensions APIs.

extensions/renderer/dispatcher.h

 // Copyright 2014 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 EXTENSIONS_RENDERER_DISPATCHER_H_
 #define EXTENSIONS_RENDERER_DISPATCHER_H_
 
 #include <map>
 #include <set>
 #include <string>
+#include <utility>
 #include <vector>
 
 #include "base/scoped_observer.h"
 #include "base/timer/timer.h"
 #include "content/public/renderer/render_process_observer.h"
 #include "extensions/common/event_filter.h"
 #include "extensions/common/extension_set.h"
 #include "extensions/common/extensions_client.h"
 #include "extensions/common/features/feature.h"
 #include "extensions/renderer/resource_bundle_source_map.h"
@@ skipping 108 matching lines @@
   // Shared implementation of the various MessageInvoke IPCs.
   void InvokeModuleSystemMethod(content::RenderView* render_view,
                                 const std::string& extension_id,
                                 const std::string& module_name,
                                 const std::string& function_name,
                                 const base::ListValue& args,
                                 bool user_gesture);
 
   void ClearPortData(int port_id);
 
+  // Returns a list of (module name, resource id) pairs for the JS modules to
+  // add to the source map.
+  static std::vector<std::pair<std::string, int> > GetJsResources();
+  static void RegisterNativeHandlers(ModuleSystem* module_system,
+                                     ScriptContext* context,
+                                     Dispatcher* dispatcher,
+                                     RequestSender* request_sender,
+                                     V8SchemaRegistry* v8_schema_registry);
+
  private:
   friend class ::ChromeRenderViewTest;
   FRIEND_TEST_ALL_PREFIXES(RendererPermissionsPolicyDelegateTest,
                            CannotScriptWebstore);
 
   // RenderProcessObserver implementation:
   virtual bool OnControlMessageReceived(const IPC::Message& message) OVERRIDE;
   virtual void WebKitInitialized() OVERRIDE;
   virtual void IdleNotification() OVERRIDE;
   virtual void OnRenderProcessShutdown() OVERRIDE;
@@ skipping 149 matching lines @@
   // the observer is destroyed before the UserScriptSet.
   ScopedObserver<UserScriptSet, UserScriptSet::Observer>
       user_script_set_observer_;
 
   DISALLOW_COPY_AND_ASSIGN(Dispatcher);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_RENDERER_DISPATCHER_H_