Replace references to MediaStreamTrack.getSources() with enumerateDevices() in PPAPI.

ppapi/c/private/ppb_camera_device_private.h

 /* 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.
  */
 
 /* From private/ppb_camera_device_private.idl,
- *   modified Fri Feb 20 13:48:52 2015.
+ *   modified Wed Nov  2 15:54:24 2016.
  */
 
 #ifndef PPAPI_C_PRIVATE_PPB_CAMERA_DEVICE_PRIVATE_H_
 #define PPAPI_C_PRIVATE_PPB_CAMERA_DEVICE_PRIVATE_H_
 
 #include "ppapi/c/pp_bool.h"
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_macros.h"
 #include "ppapi/c/pp_resource.h"
@@ skipping 43 matching lines @@
    * resource is a camera device resource or <code>PP_FALSE</code>
    * otherwise.
    */
   PP_Bool (*IsCameraDevice)(PP_Resource resource);
   /**
    * Opens a camera device.
    *
    * @param[in] camera_device A <code>PP_Resource</code> corresponding to a
    * camera device resource.
    * @param[in] device_id A <code>PP_Var</code> identifying a camera device. The
-   * type is string. The ID can be obtained from MediaStreamTrack.getSources()
-   * or MediaStreamVideoTrack.id.
+   * type is string. The ID can be obtained from
+   * navigator.mediaDevices.enumerateDevices() or MediaStreamVideoTrack.id.
    * @param[in] callback A <code>PP_CompletionCallback</code> to be called upon
    * completion of <code>Open()</code>.
    *
    * @return An error code from <code>pp_errors.h</code>.
    */
   int32_t (*Open)(PP_Resource camera_device,
                   struct PP_Var device_id,
                   struct PP_CompletionCallback callback);
   /**
    * Disconnects from the camera and cancels all pending requests.
@@ skipping 26 matching lines @@
                                    struct PP_CompletionCallback callback);
 };
 
 typedef struct PPB_CameraDevice_Private_0_1 PPB_CameraDevice_Private;
 /**
  * @}
  */
 
 #endif  /* PPAPI_C_PRIVATE_PPB_CAMERA_DEVICE_PRIVATE_H_ */