Initial checkin of gRPC to third_party/

third_party/grpc/src/core/census/grpc_context.c

Index: third_party/grpc/src/core/census/grpc_context.c
diff --git a/third_party/WebKit/Source/modules/mediasource/HTMLVideoElementMediaSource.cpp b/third_party/grpc/src/core/census/grpc_context.c
similarity index 68%
copy from third_party/WebKit/Source/modules/mediasource/HTMLVideoElementMediaSource.cpp
copy to third_party/grpc/src/core/census/grpc_context.c
index e2a03397c2b4d1f58be71cf0e16fadc0711b6a03..4b61382a2c2fd0abbda851379fa9c5ceff12b96d 100644
--- a/third_party/WebKit/Source/modules/mediasource/HTMLVideoElementMediaSource.cpp
+++ b/third_party/grpc/src/core/census/grpc_context.c
@@ -1,5 +1,7 @@
 /*
- * Copyright (C) 2013 Google Inc. All rights reserved.
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
@@ -26,28 +28,26 @@
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
  */
 
-#include "modules/mediasource/HTMLVideoElementMediaSource.h"
-
-#include "core/html/HTMLVideoElement.h"
-#include "modules/mediasource/VideoPlaybackQuality.h"
+#include <grpc/census.h>
+#include <grpc/grpc.h>
+#include "src/core/surface/api_trace.h"
+#include "src/core/surface/call.h"
 
-namespace blink {
-
-VideoPlaybackQuality* HTMLVideoElementMediaSource::getVideoPlaybackQuality(HTMLVideoElement& videoElement)
-{
-    unsigned total = 0;
-    unsigned dropped = 0;
-    unsigned corrupted = 0;
-    WebMediaPlayer* webMediaPlayer = videoElement.webMediaPlayer();
-    if (webMediaPlayer) {
-        total = webMediaPlayer->decodedFrameCount();
-        dropped = webMediaPlayer->droppedFrameCount();
-        corrupted = webMediaPlayer->corruptedFrameCount();
-    }
-
-    return VideoPlaybackQuality::create(videoElement.document(), total, dropped, corrupted);
+void grpc_census_call_set_context(grpc_call *call, census_context *context) {
+  GRPC_API_TRACE("grpc_census_call_set_context(call=%p, census_context=%p)", 2,
+                 (call, context));
+  if (census_enabled() == CENSUS_FEATURE_NONE) {
+    return;
+  }
+  if (context != NULL) {
+    grpc_call_context_set(call, GRPC_CONTEXT_TRACING, context, NULL);
+  }
 }
 
-} // namespace blink
+census_context *grpc_census_call_get_context(grpc_call *call) {
+  GRPC_API_TRACE("grpc_census_call_get_context(call=%p)", 1, (call));
+  return (census_context *)grpc_call_context_get(call, GRPC_CONTEXT_TRACING);
+}