Add an extension bubble explaining which extensions are in dev mode.

chrome/browser/extensions/suspicious_extension_bubble_controller.h

 // Copyright (c) 2013 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_SUSPICIOUS_EXTENSION_BUBBLE_CONTROLLER_H_
 #define CHROME_BROWSER_EXTENSIONS_SUSPICIOUS_EXTENSION_BUBBLE_CONTROLLER_H_
 
 #include <string>
 #include "chrome/browser/extensions/api/profile_keyed_api_factory.h"
+#include "chrome/browser/extensions/extension_message_bubble_controller.h"
 #include "extensions/common/extension.h"
 
 class Browser;
 class ExtensionService;
 
 namespace extensions {
 
 class SuspiciousExtensionBubble;
 
-class SuspiciousExtensionBubbleController : public ProfileKeyedAPI {
+class SuspiciousExtensionBubbleController
+    : public ProfileKeyedAPI,
+      public ExtensionMessageBubbleController,
+      public ExtensionMessageBubbleController::Delegate {
  public:
   explicit SuspiciousExtensionBubbleController(Profile* profile);
   virtual ~SuspiciousExtensionBubbleController();
 
   // ProfileKeyedAPI implementation.
   static ProfileKeyedAPIFactory<
       SuspiciousExtensionBubbleController>* GetFactoryInstance();
 
-  // Convenience method to get the SuspiciousExtensionBubbleController for a
-  // profile.
+  // Convenience method to get the SuspiciousExtensionBubbleController
+  // for a profile.
   static SuspiciousExtensionBubbleController* Get(Profile* profile);
 
   // Check for suspicious extensions, returns true if found.
   bool HasSuspiciousExtensions();
 
   // Sets up the callbacks and shows the bubble.
   void Show(SuspiciousExtensionBubble* bubble);
 
   // Text for various UI labels shown in the bubble.
   base::string16 GetTitle();
   base::string16 GetMessageBody();
   base::string16 GetOverflowText(const base::string16& overflow_count);
   base::string16 GetLearnMoreLabel();
   base::string16 GetDismissButtonLabel();
 
   // Returns a vector of names of suspicious extensions found.
   std::vector<base::string16> GetSuspiciousExtensionNames();
 
   // Callbacks from bubble. Declared virtual for testing purposes.
   virtual void OnBubbleDismiss();
   virtual void OnLinkClicked();
 
  private:
-  friend class ProfileKeyedAPIFactory<SuspiciousExtensionBubbleController>;
+  friend class ProfileKeyedAPIFactory<
+      SuspiciousExtensionBubbleController>;
 
   // ProfileKeyedAPI implementation.
   static const char* service_name() {
     return "SuspiciousExtensionBubbleController";
   }
   static const bool kServiceRedirectedInIncognito = true;
 
-  // Mark all extensions found as acknowledged (don't need to warn about them
-  // again).
-  void AcknowledgeWipeout();
-
-  // The list of suspicious extensions found. Reset at the beginning of each
-  // call to FoundSuspiciousExtensions.
-  ExtensionIdList suspicious_extensions_;
-
   // Our extension service. Weak, not owned by us.
   ExtensionService* service_;
 
   // A weak pointer to the profile we are associated with. Not owned by us.
   Profile* profile_;
 
-  // This object only checks once for suspicious extensions because the dataset
-  // doesn't change after startup.
-  bool has_notified_;
-
   DISALLOW_COPY_AND_ASSIGN(SuspiciousExtensionBubbleController);
 };
 
 template <>
 void ProfileKeyedAPIFactory<
     SuspiciousExtensionBubbleController>::DeclareFactoryDependencies();
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_SUSPICIOUS_EXTENSION_BUBBLE_CONTROLLER_H_