Android: not to pause screen capture when Chrome is put to background

content/renderer/media/video_capture_impl_manager.h

Index: content/renderer/media/video_capture_impl_manager.h
diff --git a/content/renderer/media/video_capture_impl_manager.h b/content/renderer/media/video_capture_impl_manager.h
index 4d2e8fcf6144187f5cb8e9ee632cde4987afee6b..18f63765cc26a16a51f18030b5d51495c3f56253 100644
--- a/content/renderer/media/video_capture_impl_manager.h
+++ b/content/renderer/media/video_capture_impl_manager.h
@@ -16,6 +16,7 @@
 #include "base/synchronization/lock.h"
 #include "base/threading/thread_checker.h"
 #include "content/common/content_export.h"
+#include "content/common/media/media_stream_options.h"
 #include "content/common/media/video_capture.h"
 #include "content/public/renderer/media_stream_video_sink.h"
 #include "media/capture/video_capture_types.h"
@@ -90,11 +91,14 @@ class CONTENT_EXPORT VideoCaptureImplManager {
   void GetDeviceFormatsInUse(media::VideoCaptureSessionId id,
                              const VideoCaptureDeviceFormatsCB& callback);
 
-  // Make all existing VideoCaptureImpl instances stop/resume delivering
-  // video frames to their clients, depends on flag |suspend|. This is called in
-  // response to a RenderView-wide PageHidden/Shown() event. To suspend/resume
-  // an individual session, please call Suspend(id) or Resume(id).
-  void SuspendDevices(bool suspend);
+  // Make all VideoCaptureImpl instances in the input |video_device_array|
+  // stop/resume delivering video frames to their clients, depends on flag
+  // |suspend|. This is called in response to a RenderView-wide
+  // PageHidden/Shown() event.
+  // To suspend/resume an individual session, please call Suspend(id) or
+  // Resume(id).
+  void SuspendDevices(const StreamDeviceInfoArray& video_device_array,
+                      bool suspend);
 
   virtual std::unique_ptr<VideoCaptureImpl> CreateVideoCaptureImplForTesting(
       media::VideoCaptureSessionId session_id) const;