Update sink wants with ranges for both pixel count and frame rate.

webrtc/media/base/videoadapter.h

Index: webrtc/media/base/videoadapter.h
diff --git a/webrtc/media/base/videoadapter.h b/webrtc/media/base/videoadapter.h
index caaab3ce6c144f75737db3eea6471c22f0c4e5f3..57dd0dca20cbe66e78df89791fd32c50eb184905 100644
--- a/webrtc/media/base/videoadapter.h
+++ b/webrtc/media/base/videoadapter.h
@@ -15,6 +15,7 @@
 #include "webrtc/base/criticalsection.h"
 #include "webrtc/base/optional.h"
 #include "webrtc/media/base/videocommon.h"
+#include "webrtc/media/base/videosourceinterface.h"
 
 namespace cricket {
 
@@ -25,7 +26,7 @@ namespace cricket {
 class VideoAdapter {
  public:
   VideoAdapter();
-  VideoAdapter(int required_resolution_alignment);
+  explicit VideoAdapter(int required_resolution_alignment);
   virtual ~VideoAdapter();
 
   // Return the adapted resolution and cropping parameters given the
@@ -48,13 +49,11 @@ class VideoAdapter {
   // 720x1280 is requested.
   void OnOutputFormatRequest(const VideoFormat& format);
 
-  // Requests the output frame size from |AdaptFrameResolution| to have as close
-  // as possible to |target_pixel_count|, but no more than |max_pixel_count|
-  // pixels. If |target_pixel_count| is not set, treat it as being equal to
-  // |max_pixel_count|. If |max_pixel_count| is not set, treat is as being the
-  // highest resolution available.
-  void OnResolutionRequest(const rtc::Optional<int>& target_pixel_count,
-                           const rtc::Optional<int>& max_pixel_count);
+  // Requests resolution and/or framerate to be restricted according to the
+  // constraints specified.
+  void OnResolutionFramerateRequest(
+      const rtc::Optional<rtc::VideoSinkWants::Range>& pixel_count,
+      const rtc::Optional<rtc::VideoSinkWants::Range>& framerate_fps);
 
  private:
   // Determine if frame should be dropped based on input fps and requested fps.
@@ -75,8 +74,10 @@ class VideoAdapter {
   // OnResolutionRequest respectively.
   // The adapted output format is the minimum of these.
   rtc::Optional<VideoFormat> requested_format_ GUARDED_BY(critical_section_);
-  int resolution_request_target_pixel_count_ GUARDED_BY(critical_section_);
-  int resolution_request_max_pixel_count_ GUARDED_BY(critical_section_);
+  rtc::Optional<rtc::VideoSinkWants::Range> requested_pixel_count_
+      GUARDED_BY(critical_section_);
+  rtc::Optional<rtc::VideoSinkWants::Range> requested_framerate_fps_
+      GUARDED_BY(critical_section_);
 
   // The critical section to protect the above variables.
   rtc::CriticalSection critical_section_;