[Extensions] Code Cleanup - Remove redundant smart-ptr get()s

extensions/browser/api/document_scan/document_scan_api.cc

 // Copyright 2014 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 "extensions/browser/api/document_scan/document_scan_api.h"
 
 #include <algorithm>
 
 #include "content/public/browser/browser_thread.h"
 #include "extensions/browser/extension_system.h"
@@ skipping 47 matching lines @@
         scanner_descriptions,
     const std::string& error) {
   std::vector<DocumentScanInterface::ScannerDescription>::const_iterator
       scanner_i = scanner_descriptions.begin();
 
   // If no |scanner_descriptions| is empty, this is an error.  If no
   // MIME types are specified, the first scanner is chosen.  If MIME
   // types are specified, the first scanner that supports one of these
   // MIME types is selected.
   if (params_->options.mime_types) {
-    std::vector<std::string>& mime_types = *params_->options.mime_types.get();
+    std::vector<std::string>& mime_types = *params_->options.mime_types;
     for (; scanner_i != scanner_descriptions.end(); ++scanner_i) {
       if (std::find(mime_types.begin(), mime_types.end(),
                     scanner_i->image_mime_type) != mime_types.end()) {
         break;
       }
     }
   }
 
   if (scanner_i == scanner_descriptions.end()) {
     error_ = kScannerNotAvailable;
@@ skipping 36 matching lines @@
   Release();
 }
 
 bool DocumentScanScanFunction::Respond() {
   return error_.empty();
 }
 
 }  // namespace api
 
 }  // namespace extensions