[Page Load Metrics] PageLoadMetrics Mojofication.

chrome/renderer/page_load_metrics/fake_page_timing_sender.h

+// Copyright (c) 2017 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.
+
+#ifndef CHROME_RENDERER_PAGE_LOAD_METRICS_FAKE_PAGE_TIMING_SENDER_H_
+#define CHROME_RENDERER_PAGE_LOAD_METRICS_FAKE_PAGE_TIMING_SENDER_H_
+
+#include "chrome/common/page_load_metrics/page_load_metrics.mojom.h"
+#include "chrome/common/page_load_metrics/page_load_timing.h"
+#include "chrome/renderer/page_load_metrics/page_timing_sender.h"
+
+namespace page_load_metrics {
+
+// PageTimingSender fake implementation for use in tests. Allows to implement
+// customized Send() in order to send mojo to specific mojom::PageLoadMetrics
+// for tests.
+// It does not verify any message it sends.
+// The pointer to mojom::PageLoadMetrics implementation must be set before
+// calling SendTiming.
+class FakePageTimingSender : public PageTimingSender {
+ public:
+  FakePageTimingSender();
+  ~FakePageTimingSender();
+  void SendTiming(const PageLoadTiming& timing,
+                  const PageLoadMetadata& metadata) override;
+  mojom::PageLoadMetricsPtr& page_load_metrics_ptr() {
+    return page_load_metrics_ptr_;
+  }
+
+ private:
+  mojom::PageLoadMetricsPtr page_load_metrics_ptr_;
+  DISALLOW_COPY_AND_ASSIGN(FakePageTimingSender);
+};
+
+}  // namespace page_load_metrics
+
+#endif  // CHROME_RENDERER_PAGE_LOAD_METRICS_FAKE_PAGE_TIMING_SENDER_H_