Fix remaining uses of WeakPtr<T>'s operator T* conversion

chrome/browser/prerender/prerender_handle.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/prerender/prerender_handle.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "chrome/browser/prerender/prerender_contents.h"
@@ skipping 55 matching lines @@
     : observer_(NULL),
       weak_ptr_factory_(this) {
   if (prerender_data) {
     prerender_data_ = prerender_data->AsWeakPtr();
     prerender_data->OnHandleCreated(this);
   }
 }
 
 void PrerenderHandle::AdoptPrerenderDataFrom(PrerenderHandle* other_handle) {
   DCHECK_EQ(static_cast<PrerenderManager::PrerenderData*>(NULL),
-            prerender_data_);
+            prerender_data_.get());
   if (other_handle->prerender_data_.get() &&
       other_handle->prerender_data_->contents()) {
     other_handle->prerender_data_->contents()->RemoveObserver(other_handle);
   }
 
   prerender_data_ = other_handle->prerender_data_;
   other_handle->prerender_data_.reset();
 
   if (prerender_data_.get()) {
     DCHECK_NE(static_cast<PrerenderContents*>(NULL),
@@ skipping 36 matching lines @@
   // so we expect to not have our new contents in our PrerenderData yet. The
   // switch occurs in
   // PrerenderManager::PrerenderData::MakeIntoMatchCompleteReplacement, so
   // this method only needs to switch observing.
 
   contents->RemoveObserver(this);
   replacement->AddObserver(this);
 }
 
 }  // namespace prerender