Added a debug info UI for Blimp

blimp/net/blimp_connection_statistics.cc

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "blimp/net/blimp_connection_statistics.h"
+
+#include "base/logging.h"
+
+namespace blimp {
+
+BlimpConnectionStatistics::BlimpConnectionStatistics()
+    : histogram_(
+          base::SparseHistogram::FactoryGet("BlimpSparseHistogram",
+                                            base::HistogramBase::kNoFlags)) {}
+
+BlimpConnectionStatistics::~BlimpConnectionStatistics() {}
+
+void BlimpConnectionStatistics::Add(EventType type, int data) {
+  histogram_->AddCount(type, data);
+}
+
+int BlimpConnectionStatistics::Get(EventType type) {
+  std::unique_ptr<base::HistogramSamples> snapshot =
+      histogram_->SnapshotSamples();
+  return snapshot->GetCount(type);
+}
+
+}  // namespace blimp