Initial checkin of gRPC to third_party/

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

 /*
- * 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
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
  * copyright notice, this list of conditions and the following disclaimer
  * in the documentation and/or other materials provided with the
  * distribution.
  *     * Neither the name of Google Inc. nor the names of its
  * contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * 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 <grpc/census.h>
+#include <grpc/grpc.h>
+#include "src/core/surface/api_trace.h"
+#include "src/core/surface/call.h"
 
-#include "core/html/HTMLVideoElement.h"
-#include "modules/mediasource/VideoPlaybackQuality.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);
+}