Remove implicit HANDLE conversions from media.

BUG=416722
R=shadi@chromium.org

Review URL: https://codereview.chromium.org/598243002

Cr-Commit-Position: refs/heads/master@{#296609}

media/audio/win/audio_low_latency_input_win.cc

@@ -365,7 +365,8 @@ void WASAPIAudioInputStream::Run() {
   bool recording = true;
   bool error = false;
   double volume = GetVolume();
-  HANDLE wait_array[2] = {stop_capture_event_, audio_samples_ready_event_};
+  HANDLE wait_array[2] =
+      { stop_capture_event_.Get(), audio_samples_ready_event_.Get() };
 
   while (recording && !error) {
     HRESULT hr = S_FALSE;

media/audio/win/audio_low_latency_output_win.cc

@@ -356,8 +356,8 @@ void WASAPIAudioOutputStream::Run() {
 
   bool playing = true;
   bool error = false;
-  HANDLE wait_array[] = { stop_render_event_,
-                          audio_samples_render_event_ };
+  HANDLE wait_array[] = { stop_render_event_.Get(),
+                          audio_samples_render_event_.Get() };
   UINT64 device_frequency = 0;
 
   // The device frequency is the frequency generated by the hardware clock in

media/audio/win/wavein_input_win.cc

@@ -162,7 +162,7 @@ void PCMWaveInAudioInputStream::Stop() {
     return;
 
   // Wait for the callback to finish, it will signal us when ready to be reset.
-  DWORD wait = ::WaitForSingleObject(stopped_event_, INFINITE);
+  DWORD wait = ::WaitForSingleObject(stopped_event_.Get(), INFINITE);
   DCHECK_EQ(wait, WAIT_OBJECT_0);
 
   // Stop input and reset the current position to zero for |wavein_|.
@@ -308,7 +308,7 @@ void PCMWaveInAudioInputStream::WaveCallback(HWAVEIN hwi, UINT msg,
       // Main thread has called Stop() and set |callback_| to NULL and is
       // now waiting to issue waveInReset which will kill this thread.
       // We should not call AudioSourceCallback code anymore.
-      ::SetEvent(obj->stopped_event_);
+      ::SetEvent(obj->stopped_event_.Get());
     }
   } else if (msg == WIM_CLOSE) {
     // Intentionaly no-op for now.