Fix SetRates for encoders with internal sources.

webrtc/test/fake_encoder.h

Index: webrtc/test/fake_encoder.h
diff --git a/webrtc/test/fake_encoder.h b/webrtc/test/fake_encoder.h
index 6bff00e2a314fd0ca1310f83c5094a93fb266258..bb6eb5bab77dddf1ec3c33d9a0a42a392680f870 100644
--- a/webrtc/test/fake_encoder.h
+++ b/webrtc/test/fake_encoder.h
@@ -13,6 +13,7 @@
 
 #include <vector>
 
+#include "webrtc/base/platform_thread.h"
 #include "webrtc/common_types.h"
 #include "webrtc/system_wrappers/include/clock.h"
 #include "webrtc/video_encoder.h"
@@ -82,6 +83,41 @@ class DelayedEncoder : public test::FakeEncoder {
  private:
   const int delay_ms_;
 };
+
+// An encoder that is marked as internal source, so ignores everything but

[pbos, 2016/04/07 12:20:21]

This class just looks like dead code, if it's not used in tests I think you can
remove it?

+// keyframe requests in Encode calls, and generates frames (encoded callbacks)
+// periodically.
+class InternalSourceEncoder : public test::FakeEncoder {
+ public:
+  InternalSourceEncoder(Clock* clock,
+                        uint32_t frame_period_ms,
+                        uint32_t first_frame_timestamp_ms);
+  virtual ~InternalSourceEncoder(){};
+
+  // Overridden to ignore input.
+  int32_t Encode(const VideoFrame& input_image,
+                 const CodecSpecificInfo* codec_specific_info,
+                 const std::vector<FrameType>* frame_types) override;
+  // Overridden to start frame production.
+  int32_t InitEncode(const VideoCodec* config,
+                     int32_t number_of_cores,
+                     size_t max_payload_size) override;
+  // Overridden to stop frame production.
+  int32_t Release() override;
+
+ private:
+  static bool EncoderProcess(void* encoder);
+  // Encode a fake frame. Returns true to continue background thread processing.
+  bool EncodeFrame();
+  rtc::PlatformThread thread_;
+  const uint32_t frame_period_ms_;
+  // No guard, because it is only modified on |thread_|.
+  uint32_t current_frame_timestamp_ms_;
+  rtc::CriticalSection lock_;
+  bool shutting_down_ GUARDED_BY(lock_);
+  FrameType next_frame_type_ GUARDED_BY(lock_);
+};
+
 }  // namespace test
 }  // namespace webrtc