Change most uses of Pickle to base::Pickle

extensions/common/permissions/api_permission.cc

 // Copyright 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.
 
 #include "extensions/common/permissions/api_permission.h"
 
 #include "extensions/common/permissions/api_permission_set.h"
 #include "ui/base/l10n/l10n_util.h"
 
 namespace {
@@ skipping 66 matching lines @@
     return new SimpleAPIPermission(info());
   }
 
   APIPermission* Intersect(const APIPermission* rhs) const override {
     CHECK_EQ(info(), rhs->info());
     return new SimpleAPIPermission(info());
   }
 
   void Write(IPC::Message* m) const override {}
 
-  bool Read(const IPC::Message* m, PickleIterator* iter) override {
+  bool Read(const IPC::Message* m, base::PickleIterator* iter) override {
     return true;
   }
 
   void Log(std::string* log) const override {}
 };
 
 }  // namespace
 
 namespace extensions {
 
@@ skipping 35 matching lines @@
   return api_permission_constructor_ ?
     api_permission_constructor_(this) : new SimpleAPIPermission(this);
 }
 
 PermissionMessage APIPermissionInfo::GetMessage_() const {
   return PermissionMessage(
       message_id_, l10n_util::GetStringUTF16(l10n_message_id_));
 }
 
 }  // namespace extensions