Convert PageLoadMetrics to Mojo

components/page_load_metrics/renderer/fake_page_load_metrics.h

Index: components/page_load_metrics/renderer/fake_page_load_metrics.h
diff --git a/components/page_load_metrics/renderer/fake_page_timing_metrics_ipc_sender.h b/components/page_load_metrics/renderer/fake_page_load_metrics.h
similarity index 55%
rename from components/page_load_metrics/renderer/fake_page_timing_metrics_ipc_sender.h
rename to components/page_load_metrics/renderer/fake_page_load_metrics.h
index 44e1e672a7cf5af66e71852ac4565d0d09a3b649..bbeb5c552933aa4201deea6b1cc8974767dbdc65 100644
--- a/components/page_load_metrics/renderer/fake_page_timing_metrics_ipc_sender.h
+++ b/components/page_load_metrics/renderer/fake_page_load_metrics.h
@@ -2,13 +2,13 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef COMPONENTS_PAGE_LOAD_METRICS_RENDERER_FAKE_PAGE_TIMING_METRICS_IPC_SENDER_H_
-#define COMPONENTS_PAGE_LOAD_METRICS_RENDERER_FAKE_PAGE_TIMING_METRICS_IPC_SENDER_H_
+#ifndef COMPONENTS_PAGE_LOAD_METRICS_RENDERER_FAKE_PAGE_LOAD_METRICS_H_
+#define COMPONENTS_PAGE_LOAD_METRICS_RENDERER_FAKE_PAGE_LOAD_METRICS_H_
 
 #include <vector>
 
+#include "components/page_load_metrics/common/page_load_metrics.mojom.h"
 #include "components/page_load_metrics/common/page_load_timing.h"
-#include "ipc/ipc_sender.h"
 
 namespace IPC {
 class Message;
@@ -16,17 +16,18 @@ class Message;
 
 namespace page_load_metrics {
 
-// IPC::Sender implementation for use in tests. Allows for setting and verifying
-// basic expectations when sending PageLoadTiming IPCs. By default,
-// FakePageTimingMetricsIPCSender will verify that expected and actual
+// mojom::PageLoadMetrics implementation for use in tests. Allows for setting
+// and verifying basic expectations when sending PageLoadTiming IPCs. By
+// default, FakePageLoadMetrics will verify that expected and actual
 // PageLoadTimings match on each invocation to ExpectPageLoadTiming() and
 // Send(), as well as in the destructor. Tests can force additional validations
 // by calling VerifyExpectedTimings.
 //
 // Expected PageLoadTimings are specified via ExpectPageLoadTiming, and actual
-// PageLoadTimings are dispatched through Send(). When Send() is called, we
-// verify that the actual PageLoadTimings dipatched through Send() match the
-// expected PageLoadTimings provided via ExpectPageLoadTiming.
+// PageLoadTimings are dispatched through TimingUpdated(). When TimingUpdated()
+// is called, we verify that the actual PageLoadTimings dipatched through
+// TimingUpdated() match the expected PageLoadTimings provided via
+// ExpectPageLoadTiming.
 //
 // Normally, gmock would be used in place of this class, but gmock is not
 // compatible with structures that use aligned memory, and PageLoadTiming will
@@ -34,16 +35,10 @@ namespace page_load_metrics {
 // our own implementation here.  See
 // https://groups.google.com/forum/#!topic/googletestframework/W-Hud3j_c6I for
 // more details.
-class FakePageTimingMetricsIPCSender : public IPC::Sender {
+class FakePageLoadMetrics : public mojom::PageLoadMetrics {
  public:
-  FakePageTimingMetricsIPCSender();
-  ~FakePageTimingMetricsIPCSender() override;
-
-  // Implementation of IPC::Sender. PageLoadMetricsMsg_TimingUpdated IPCs that
-  // send updated PageLoadTimings should be dispatched through this method. This
-  // method will verify that all PageLoadTiming update IPCs dispatched so far
-  // match with the expected PageLoadTimings passed to ExpectPageLoadTiming.
-  bool Send(IPC::Message* message) override;
+  FakePageLoadMetrics();
+  ~FakePageLoadMetrics() override;
 
   // PageLoadTimings that are expected to be sent through Send() should be
   // passed to ExpectPageLoadTiming.
@@ -61,7 +56,8 @@ class FakePageTimingMetricsIPCSender : public IPC::Sender {
   }
 
  private:
-  void OnTimingUpdated(const PageLoadTiming& timing, PageLoadMetadata metadata);
+  void TimingUpdated(const PageLoadTiming& timing,
+                     const PageLoadMetadata& metadata) override;
 
   std::vector<PageLoadTiming> expected_timings_;
   std::vector<PageLoadTiming> actual_timings_;
@@ -69,4 +65,4 @@ class FakePageTimingMetricsIPCSender : public IPC::Sender {
 
 }  // namespace page_load_metrics
 
-#endif  // COMPONENTS_PAGE_LOAD_METRICS_RENDERER_FAKE_PAGE_TIMING_METRICS_IPC_SENDER_H_
+#endif  // COMPONENTS_PAGE_LOAD_METRICS_RENDERER_FAKE_PAGE_LOAD_METRICS_H_