Update chrome/ to use scoped_refptr<T>::get() rather than implicit "operator T*"

chrome/browser/search/iframe_source_unittest.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 "chrome/browser/search/iframe_source.h"
 
 #include "base/bind.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
@@ skipping 65 matching lines @@
     : message_loop_(base::MessageLoop::TYPE_IO),
       ui_thread_(content::BrowserThread::UI, &message_loop_),
       io_thread_(content::BrowserThread::IO, &message_loop_),
       instant_io_context_(NULL),
       response_(NULL) {
   }
 
   TestIframeSource* source() { return source_.get(); }
 
   std::string response_string() {
-    if (response_) {
+    if (response_.get()) {
       return std::string(reinterpret_cast<const char*>(response_->front()),
                          response_->size());
     }
     return "";
   }
 
   net::URLRequest* MockRequest(
       const std::string& url,
       bool allocate_info,
       int render_process_id,
@@ skipping 93 matching lines @@
 TEST_F(IframeSourceTest, SendJSWithOrigin) {
   SendJSWithOrigin(IDR_OMNIBOX_RESULT_LOADER_JS, kInstantRendererPID, 0);
   EXPECT_FALSE(response_string().empty());
   EXPECT_NE(std::string::npos, response_string().find(kInstantOrigin));
   SendJSWithOrigin(IDR_OMNIBOX_RESULT_LOADER_JS, kNonInstantRendererPID, 0);
   EXPECT_FALSE(response_string().empty());
   EXPECT_NE(std::string::npos, response_string().find(kNonInstantOrigin));
   SendJSWithOrigin(IDR_OMNIBOX_RESULT_LOADER_JS, kInvalidRendererPID, 0);
   EXPECT_TRUE(response_string().empty());
 }