Replace scoped_ptr with unique_ptr in webrtc/media/

webrtc/media/devices/linuxdeviceinfo.cc

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
+#include <memory>
+
 #include "webrtc/media/devices/deviceinfo.h"
 
 #include "webrtc/base/common.h"  // for ASSERT
 #include "webrtc/media/devices/libudevsymboltable.h"
 
 namespace cricket {
 
 class ScopedLibUdev {
  public:
   static ScopedLibUdev* Create() {
@@ skipping 49 matching lines @@
 
   udev_enumerate* instance() { return enumerate_; }
 
  private:
   LibUDevSymbolTable* libudev_;
   udev_enumerate* enumerate_;
 };
 
 bool GetUsbProperty(const Device& device, const char* property_name,
                     std::string* property) {
-  rtc::scoped_ptr<ScopedLibUdev> libudev_context(ScopedLibUdev::Create());
+  std::unique_ptr<ScopedLibUdev> libudev_context(ScopedLibUdev::Create());
   if (!libudev_context) {
     return false;
   }
   ScopedUdev udev_context(libudev_context->instance());
   if (!udev_context.instance()) {
     return false;
   }
   ScopedUdevEnumerate enumerate_context(libudev_context->instance(),
                                         udev_context.instance());
   if (!enumerate_context.instance()) {
@@ skipping 57 matching lines @@
   usb_id->append(":");
   usb_id->append(id_product);
   return true;
 }
 
 bool GetUsbVersion(const Device& device, std::string* usb_version) {
   return GetUsbProperty(device, "version", usb_version);
 }
 
 }  // namespace cricket