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

net/url_request/url_request.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/url_request/url_request.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
 #include "base/compiler_specific.h"
@@ skipping 355 matching lines @@
 void URLRequest::SetExtraRequestHeaders(
     const HttpRequestHeaders& headers) {
   DCHECK(!is_pending_);
   extra_request_headers_ = headers;
 
   // NOTE: This method will likely become non-trivial once the other setters
   // for request headers are implemented.
 }
 
 bool URLRequest::GetFullRequestHeaders(HttpRequestHeaders* headers) const {
-  if (!job_)
+  if (!job_.get())
     return false;
 
   return job_->GetFullRequestHeaders(headers);
 }
 
 LoadStateWithParam URLRequest::GetLoadState() const {
   if (blocked_on_delegate_) {
     return LoadStateWithParam(LOAD_STATE_WAITING_FOR_DELEGATE,
                               load_state_param_);
   }
@@ skipping 710 matching lines @@
       new base::debug::StackTrace(NULL, 0);
   *stack_trace_copy = stack_trace;
   stack_trace_.reset(stack_trace_copy);
 }
 
 const base::debug::StackTrace* URLRequest::stack_trace() const {
   return stack_trace_.get();
 }
 
 }  // namespace net