Add "UninstallReason" parameter to ExtensionRegistryObserver::OnExtensionUninstalled.

extensions/browser/state_store.cc

 // 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.
 
 #include "extensions/browser/state_store.h"
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "content/public/browser/browser_context.h"
@@ skipping 141 matching lines @@
     content::BrowserContext* browser_context,
     const Extension* extension,
     bool is_update,
     bool from_ephemeral,
     const std::string& old_name) {
   RemoveKeysForExtension(extension->id());
 }
 
 void StateStore::OnExtensionUninstalled(
     content::BrowserContext* browser_context,
-    const Extension* extension) {
+    const Extension* extension,
+    extensions::UninstallReason reason) {
   RemoveKeysForExtension(extension->id());
 }
 
 void StateStore::Init() {
   if (!db_path_.empty())
     store_.Init(db_path_);
   task_queue_->SetReady();
 }
 
 void StateStore::RemoveKeysForExtension(const std::string& extension_id) {
   for (std::set<std::string>::iterator key = registered_keys_.begin();
        key != registered_keys_.end();
        ++key) {
     task_queue_->InvokeWhenReady(base::Bind(&ValueStoreFrontend::Remove,
                                             base::Unretained(&store_),
                                             GetFullKey(extension_id, *key)));
   }
 }
 
 }  // namespace extensions