Convert implicit scoped_refptr constructor calls to explicit ones, part 1

chrome/renderer/renderer_webkitclient_impl.cc

 // Copyright (c) 2010 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/renderer/renderer_webkitclient_impl.h"
 
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/platform_file.h"
 #include "base/shared_memory.h"
@@ skipping 163 matching lines @@
   // being different in single-process mode.
   return !CommandLine::ForCurrentProcess()->HasSwitch(switches::kSingleProcess);
 }
 
 bool RendererWebKitClientImpl::SendSyncMessageFromAnyThread(
     IPC::SyncMessage* msg) {
   RenderThread* render_thread = RenderThread::current();
   if (render_thread)
     return render_thread->Send(msg);
 
-  scoped_refptr<IPC::SyncMessageFilter> sync_msg_filter =
-      ChildThread::current()->sync_message_filter();
+  scoped_refptr<IPC::SyncMessageFilter> sync_msg_filter(
+      ChildThread::current()->sync_message_filter());
   return sync_msg_filter->Send(msg);
 }
 
 unsigned long long RendererWebKitClientImpl::visitedLinkHash(
     const char* canonical_url,
     size_t length) {
   return RenderThread::current()->visited_link_slave()->ComputeURLFingerprint(
       canonical_url, length);
 }
 
@@ skipping 333 matching lines @@
   return WebString::fromUTF8(signed_public_key);
 }
 
 //------------------------------------------------------------------------------
 
 WebBlobRegistry* RendererWebKitClientImpl::blobRegistry() {
   if (!blob_registry_.get())
     blob_registry_.reset(new WebBlobRegistryImpl(RenderThread::current()));
   return blob_registry_.get();
 }