Change most uses of Pickle to base::Pickle

net/http/mock_http_cache.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 "net/http/mock_http_cache.h"
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "net/base/completion_callback.h"
 #include "net/base/net_errors.h"
@@ skipping 546 matching lines @@
   EXPECT_EQ(size, rv);
 
   return HttpCache::ParseResponseInfo(buffer->data(), size, response_info,
                                       response_truncated);
 }
 
 bool MockHttpCache::WriteResponseInfo(disk_cache::Entry* disk_entry,
                                       const HttpResponseInfo* response_info,
                                       bool skip_transient_headers,
                                       bool response_truncated) {
-  Pickle pickle;
+  base::Pickle pickle;
   response_info->Persist(
       &pickle, skip_transient_headers, response_truncated);
 
   TestCompletionCallback cb;
   scoped_refptr<WrappedIOBuffer> data(
       new WrappedIOBuffer(reinterpret_cast<const char*>(pickle.data())));
   int len = static_cast<int>(pickle.size());
 
   int rv = disk_entry->WriteData(0, 0, data.get(), len, cb.callback(), true);
   rv = cb.GetResult(rv);
@@ skipping 77 matching lines @@
   if (!callback_.is_null()) {
     if (!fail_)
       backend_->reset(new MockDiskCache());
     CompletionCallback cb = callback_;
     callback_.Reset();
     cb.Run(Result());  // This object can be deleted here.
   }
 }
 
 }  // namespace net