VideoCaptureDevice: remove emtpy static methods that are now implemented in the VCDFactory.

media/video/capture/linux/video_capture_device_linux.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 "media/video/capture/linux/video_capture_device_linux.h"
 
 #include <errno.h>
 #include <fcntl.h>
 #if defined(OS_OPENBSD)
 #include <sys/videoio.h>
@@ skipping 89 matching lines @@
   if (favour_mjpeg)
     fourccs->push_front(V4L2_PIX_FMT_MJPEG);
   else
     fourccs->push_back(V4L2_PIX_FMT_MJPEG);
 
   // JPEG works as MJPEG on some gspca webcams from field reports.
   // Put it as the least preferred format.
   fourccs->push_back(V4L2_PIX_FMT_JPEG);
 }
 
-// TODO(mcasas): Remove the following static methods when they are no longer
-// referenced from VideoCaptureDeviceFactory, i.e. when all OS platforms have
-// splitted the VideoCaptureDevice into VideoCaptureDevice and
-// VideoCaptureDeviceFactory.
-
-// static
-VideoCaptureDevice* VideoCaptureDevice::Create(
-    scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner,
-    const Name& device_name) {
-  NOTREACHED();
-  return NULL;
-}
-// static
-void VideoCaptureDevice::GetDeviceNames(Names* device_names) {
-  NOTREACHED();
-}
-
-// static
-void VideoCaptureDevice::GetDeviceSupportedFormats(
-    const Name& device,
-    VideoCaptureFormats* supported_formats) {
-  NOTREACHED();
-}
-
 const std::string VideoCaptureDevice::Name::GetModel() const {
   // |unique_id| is of the form "/dev/video2".  |file_name| is "video2".
   const std::string dev_dir = "/dev/";
   DCHECK_EQ(0, unique_id_.compare(0, dev_dir.length(), dev_dir));
   const std::string file_name =
       unique_id_.substr(dev_dir.length(), unique_id_.length());
 
   const std::string vidPath =
       base::StringPrintf(kVidPathTemplate, file_name.c_str());
   const std::string pidPath =
@@ skipping 381 matching lines @@
 
 void VideoCaptureDeviceLinux::SetErrorState(const std::string& reason) {
   DCHECK(!v4l2_thread_.IsRunning() ||
          v4l2_thread_.message_loop() == base::MessageLoop::current());
   DVLOG(1) << reason;
   state_ = kError;
   client_->OnError(reason);
 }
 
 }  // namespace media