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

chrome/browser/chromeos/extensions/file_manager/file_browser_handler_api.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.
 
 // The file contains the implementation of
 // fileBrowserHandlerInternal.selectFile extension function.
 // When invoked, the function does the following:
 //  - Verifies that the extension function was invoked as a result of user
 //    gesture.
 //  - Display 'save as' dialog using FileSelectorImpl which waits for the user
@@ skipping 147 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(FileSelectorImpl);
 };
 
 FileSelectorImpl::FileSelectorImpl() {}
 
 FileSelectorImpl::~FileSelectorImpl() {
   if (dialog_.get())
     dialog_->ListenerDestroyed();
   // Send response if needed.
-  if (function_)
+  if (function_.get())
     SendResponse(false, base::FilePath());
 }
 
 void FileSelectorImpl::SelectFile(
     const base::FilePath& suggested_name,
     const std::vector<std::string>& allowed_extensions,
     Browser* browser,
     FileBrowserHandlerInternalSelectFileFunction* function) {
   // We will hold reference to the function until it is notified of selection
   // result.
@@ skipping 222 matching lines @@
     result->entry.reset(new FileEntryInfo());
     result->entry->file_system_name = file_system_name_;
     result->entry->file_system_root = file_system_root_.spec();
     result->entry->file_full_path = "/" + virtual_path_.value();
     result->entry->file_is_directory = false;
   }
 
   results_ = SelectFile::Results::Create(*result);
   SendResponse(true);
 }