Have the browser process rewrite manifest.json and theme images that the...

chrome/browser/utility_process_host.h

 // Copyright (c) 2009 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_UTILITY_PROCESS_HOST_H_
 #define CHROME_BROWSER_UTILITY_PROCESS_HOST_H_
 
 #include <string>
+#include <vector>
 
 #include "base/basictypes.h"
 #include "base/ref_counted.h"
 #include "base/task.h"
 #include "chrome/common/child_process_host.h"
 #include "chrome/common/ipc_channel.h"
 
 class CommandLine;
+class DictionaryValue;
 class MessageLoop;
+class SkBitmap;
 
 // This class acts as the browser-side host to a utility child process.  A
 // utility process is a short-lived sandboxed process that is created to run
 // a specific task.  This class lives solely on the IO thread.
 class UtilityProcessHost : public ChildProcessHost {
  public:
   // An interface to be implemented by consumers of the utility process to
   // get results back.  All functions are called on the thread passed along
   // to UtilityProcessHost.
   class Client : public base::RefCountedThreadSafe<Client> {
    public:
     Client() {}
     virtual ~Client() {}
 
     // Called when the process has crashed.
     virtual void OnProcessCrashed() {}
 
-    // Called when the process sends a reply to an UnpackExtension message.
-    // If success if false, error_message contains a description of the problem.
-    virtual void OnUnpackExtensionReply(bool success,
-                                        const std::string& error_message) {}
+    // Called when the extension has unpacked successfully.  |manifest| is the
+    // parsed manifest.json file.  |images| contains a list of decoded images
+    // and the associated paths where those images live on disk.
+    virtual void OnUnpackExtensionSucceeded(
+        const DictionaryValue& manifest,
+        const std::vector< Tuple2<SkBitmap, FilePath> >& images) {}
+
+    // Called when an error occurred while unpacking the extension.
+    // |error_message| contains a description of the problem.
+    virtual void OnUnpackExtensionFailed(const std::string& error_message) {}
+
    private:
     friend class UtilityProcessHost;
     void OnMessageReceived(const IPC::Message& message);
 
     DISALLOW_COPY_AND_ASSIGN(Client);
   };
 
   UtilityProcessHost(ResourceDispatcherHost* rdh, Client* client,
                      MessageLoop* client_loop);
   ~UtilityProcessHost();
@@ skipping 21 matching lines @@
   }
 
   // A pointer to our client interface, who will be informed of progress.
   scoped_refptr<Client> client_;
   MessageLoop* client_loop_;
 
   DISALLOW_COPY_AND_ASSIGN(UtilityProcessHost);
 };
 
 #endif  // CHROME_BROWSER_UTILITY_PROCESS_HOST_H_