Move talk/app/webrtc to webrtc/api

webrtc/api/fakemetricsobserver.cc

Index: webrtc/api/fakemetricsobserver.cc
diff --git a/webrtc/api/fakemetricsobserver.cc b/webrtc/api/fakemetricsobserver.cc
new file mode 100644
index 0000000000000000000000000000000000000000..71e71b3432bacf719c88065cc9da8e72346e4596
--- /dev/null
+++ b/webrtc/api/fakemetricsobserver.cc
@@ -0,0 +1,62 @@
+/*
+ *  Copyright 2015 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "webrtc/api/fakemetricsobserver.h"
+#include "webrtc/base/checks.h"
+
+namespace webrtc {
+
+FakeMetricsObserver::FakeMetricsObserver() {
+  Reset();
+}
+
+void FakeMetricsObserver::Reset() {
+  RTC_DCHECK(thread_checker_.CalledOnValidThread());
+  counters_.clear();
+  memset(histogram_samples_, 0, sizeof(histogram_samples_));
+}
+
+void FakeMetricsObserver::IncrementEnumCounter(
+    PeerConnectionEnumCounterType type,
+    int counter,
+    int counter_max) {
+  RTC_DCHECK(thread_checker_.CalledOnValidThread());
+  if (counters_.size() <= static_cast<size_t>(type)) {
+    counters_.resize(type + 1);
+  }
+  auto& counters = counters_[type];
+  ++counters[counter];
+}
+
+void FakeMetricsObserver::AddHistogramSample(PeerConnectionMetricsName type,
+    int value) {
+  RTC_DCHECK(thread_checker_.CalledOnValidThread());
+  RTC_DCHECK_EQ(histogram_samples_[type], 0);
+  histogram_samples_[type] = value;
+}
+
+int FakeMetricsObserver::GetEnumCounter(PeerConnectionEnumCounterType type,
+                                        int counter) const {
+  RTC_DCHECK(thread_checker_.CalledOnValidThread());
+  RTC_CHECK(counters_.size() > static_cast<size_t>(type));
+  const auto& it = counters_[type].find(counter);
+  if (it == counters_[type].end()) {
+    return 0;
+  }
+  return it->second;
+}
+
+int FakeMetricsObserver::GetHistogramSample(
+    PeerConnectionMetricsName type) const {
+  RTC_DCHECK(thread_checker_.CalledOnValidThread());
+  return histogram_samples_[type];
+}
+
+}  // namespace webrtc