Fix a -Wunused-private-member warning in a //media/gpu file.

media/gpu/generic_v4l2_device.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 "media/gpu/generic_v4l2_device.h"
 
 #include <errno.h>
 #include <fcntl.h>
 #include <libdrm/drm_fourcc.h>
@@ skipping 30 matching lines @@
 
 namespace media {
 
 namespace {
 const char kDecoderDevice[] = "/dev/video-dec";
 const char kEncoderDevice[] = "/dev/video-enc";
 const char kImageProcessorDevice[] = "/dev/image-proc0";
 const char kJpegDecoderDevice[] = "/dev/jpeg-dec";
 }
 
-GenericV4L2Device::GenericV4L2Device(Type type)
-    : V4L2Device(type), use_libv4l2_(false) {}
+GenericV4L2Device::GenericV4L2Device(Type type) : V4L2Device(type) {
+#if defined(USE_LIBV4L2)
+  use_libvl2_ = false;

[wuchengli, 2016/07/15 13:16:06]

s/use_libvl2_/use_libv4l2_/

[Dirk Pranke, 2016/07/15 19:10:07]

Good catch, fixed.

+#endif
+}
 
 GenericV4L2Device::~GenericV4L2Device() {
 #if defined(USE_LIBV4L2)
   if (use_libv4l2_ && device_fd_.is_valid())
     v4l2_close(device_fd_.release());
 #endif
 }
 
 int GenericV4L2Device::Ioctl(int request, void* arg) {
 #if defined(USE_LIBV4L2)
@@ skipping 249 matching lines @@
   StubPathMap paths;
   paths[kModuleV4l2].push_back(kV4l2Lib);
 
   return InitializeStubs(paths);
 #else
   return true;
 #endif
 }
 
 }  //  namespace media