Change most uses of Pickle to base::Pickle

chrome/browser/extensions/extension_action.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/extension_action.h"
 
 #include <algorithm>
 
 #include "base/base64.h"
 #include "base/logging.h"
@@ skipping 139 matching lines @@
     if (dict.GetBinary(kIconSizes[i].size_string, &image_data)) {
       pickle = IPC::Message(image_data->GetBuffer(), image_data->GetSize());
     } else if (dict.GetString(kIconSizes[i].size_string, &binary_string64)) {
       std::string binary_string;
       if (!base::Base64Decode(binary_string64, &binary_string))
         return false;
       pickle = IPC::Message(binary_string.c_str(), binary_string.length());
     } else {
       continue;
     }
-    PickleIterator iter(pickle);
+    base::PickleIterator iter(pickle);
     SkBitmap bitmap;
     if (!IPC::ReadParam(&pickle, &iter, &bitmap))
       return false;
     CHECK(!bitmap.isNull());
     float scale = ui::GetScaleForScaleFactor(kIconSizes[i].scale);
     icon->AddRepresentation(gfx::ImageSkiaRep(bitmap, scale));
   }
   return true;
 }
 
@@ skipping 211 matching lines @@
   // If there is a default icon, the icon width will be set depending on our
   // action type.
   if (default_icon_)
     return GetIconSizeForType(action_type());
 
   // If no icon has been set and there is no default icon, we need favicon
   // width.
   return ui::ResourceBundle::GetSharedInstance().GetImageNamed(
           IDR_EXTENSIONS_FAVICON).Width();
 }