Update some uses of Value in chrome/browser to use the base:: namespace.

chrome/browser/extensions/webstore_installer.cc

 // 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.
 
 #include "chrome/browser/extensions/webstore_installer.h"
 
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 209 matching lines @@
 WebstoreInstaller::Approval::CreateWithNoInstallPrompt(
     Profile* profile,
     const std::string& extension_id,
     scoped_ptr<base::DictionaryValue> parsed_manifest,
     bool strict_manifest_check) {
   scoped_ptr<Approval> result(new Approval());
   result->extension_id = extension_id;
   result->profile = profile;
   result->manifest = scoped_ptr<Manifest>(
       new Manifest(Manifest::INVALID_LOCATION,
-                   scoped_ptr<DictionaryValue>(parsed_manifest->DeepCopy())));
+                   scoped_ptr<base::DictionaryValue>(
+                       parsed_manifest->DeepCopy())));
   result->skip_install_dialog = true;
   result->manifest_check_level = strict_manifest_check ?
     MANIFEST_CHECK_LEVEL_STRICT : MANIFEST_CHECK_LEVEL_LOOSE;
   return result.Pass();
 }
 
 WebstoreInstaller::Approval::~Approval() {}
 
 const WebstoreInstaller::Approval* WebstoreInstaller::GetAssociatedApproval(
     const DownloadItem& download) {
@@ skipping 417 matching lines @@
         1,
         kMaxSizeKb,
         kNumBuckets);
   }
   UMA_HISTOGRAM_BOOLEAN(
       "Extensions.WebstoreDownload.InterruptTotalSizeUnknown",
       total_bytes <= 0);
 }
 
 }  // namespace extensions