Change most uses of Pickle to base::Pickle

components/visitedlink/test/visitedlink_unittest.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 <cstdio>
 #include <string>
 #include <vector>
 
 #include "base/files/file_util.h"
 #include "base/memory/shared_memory.h"
@@ skipping 531 matching lines @@
   void WidgetRestored() override { widgets_++; }
   void WidgetHidden() override { widgets_--; }
   int VisibleWidgetCount() const override { return widgets_; }
 
   bool Send(IPC::Message* msg) override {
     VisitCountingContext* counting_context =
         static_cast<VisitCountingContext*>(
             GetBrowserContext());
 
     if (msg->type() == ChromeViewMsg_VisitedLink_Add::ID) {
-      PickleIterator iter(*msg);
+      base::PickleIterator iter(*msg);
       std::vector<uint64> fingerprints;
       CHECK(IPC::ReadParam(msg, &iter, &fingerprints));
       counting_context->CountAddEvent(fingerprints.size());
     } else if (msg->type() == ChromeViewMsg_VisitedLink_Reset::ID) {
       counting_context->CountResetEvent();
     } else if (msg->type() == ChromeViewMsg_VisitedLink_NewTable::ID) {
       counting_context->CountNewTable();
     }
 
     delete msg;
@@ skipping 194 matching lines @@
   content::NotificationService::current()->Notify(
       content::NOTIFICATION_RENDERER_PROCESS_CREATED,
       content::Source<content::RenderProcessHost>(&different_process_host),
       content::NotificationService::NoDetails());
   WaitForCoalescense();
 
   EXPECT_EQ(0, different_context.new_table_count());
 }
 
 }  // namespace visitedlink