Android: Implement OpenSLESStream::SetRunning

Source/Core/AudioCommon/OpenSLESStream.cpp

@@ -137,6 +137,12 @@ OpenSLESStream::~OpenSLESStream()
   }
 }
 
+bool OpenSLESStream::SetRunning(bool running)
+{
+  SLuint32 new_state = running ? SL_PLAYSTATE_PLAYING : SL_PLAYSTATE_PAUSED;
+  return (*bqPlayerPlay)->SetPlayState(bqPlayerPlay, new_state) == SL_RESULT_SUCCESS;
+}
+
 void OpenSLESStream::SetVolume(int volume)
 {
   const SLmillibel attenuation =

Source/Core/AudioCommon/OpenSLESStream.h

@@ -14,7 +14,7 @@ class OpenSLESStream final : public SoundStream
 public:
   ~OpenSLESStream() override;
   bool Init() override;
-  bool SetRunning(bool running) override { return true; }
+  bool SetRunning(bool running) override;
   void SetVolume(int volume) override;
   static bool IsValid() { return true; }