Rotate frames correctly for back camera

media/capture/video/linux/video_capture_device_linux.h

Index: media/capture/video/linux/video_capture_device_linux.h
diff --git a/media/capture/video/linux/video_capture_device_linux.h b/media/capture/video/linux/video_capture_device_linux.h
index e8adbde8df41715bdd075c0c921c3f6446eb4383..411d37e6caef95d72482b4fb31d8e3da478018f2 100644
--- a/media/capture/video/linux/video_capture_device_linux.h
+++ b/media/capture/video/linux/video_capture_device_linux.h
@@ -18,6 +18,7 @@
 #include "base/files/scoped_file.h"
 #include "base/macros.h"
 #include "base/threading/thread.h"
+#include "media/capture/video/linux/camera_characteristics.h"

[mcasas, 2016/11/29 19:12:56]

Not needed: move to video_capture_device_chromeos.h

[shenghao, 2016/12/01 07:34:21]

Done.

 #include "media/capture/video/video_capture_device.h"
 #include "media/capture/video_capture_types.h"
 
@@ -45,7 +46,9 @@ class VideoCaptureDeviceLinux : public VideoCaptureDevice {
                        SetPhotoOptionsCallback callback) override;
 
  protected:
-  void SetRotation(int rotation);
+  virtual void SetRotation(int rotation);
+
+  const VideoCaptureDeviceDescriptor device_descriptor_;
 
  private:
   static int TranslatePowerLineFrequencyToV4L2(PowerLineFrequency frequency);
@@ -57,8 +60,6 @@ class VideoCaptureDeviceLinux : public VideoCaptureDevice {
 
   base::Thread v4l2_thread_;  // Thread used for reading data from the device.
 
-  const VideoCaptureDeviceDescriptor device_descriptor_;
-
   DISALLOW_IMPLICIT_CONSTRUCTORS(VideoCaptureDeviceLinux);
 };