Convert PageLoadMetrics to Mojo

components/page_load_metrics/renderer/metrics_render_frame_observer.cc

 // Copyright 2015 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 "components/page_load_metrics/renderer/metrics_render_frame_observer.h"
 
 #include <string>
 
 #include "base/memory/ptr_util.h"
 #include "base/time/time.h"
 #include "base/timer/timer.h"
 #include "components/page_load_metrics/renderer/page_timing_metrics_sender.h"
 #include "content/public/renderer/render_frame.h"
+#include "services/shell/public/cpp/interface_provider.h"
 #include "third_party/WebKit/public/platform/WebURLResponse.h"
 #include "third_party/WebKit/public/web/WebDataSource.h"
 #include "third_party/WebKit/public/web/WebDocument.h"
 #include "third_party/WebKit/public/web/WebLocalFrame.h"
 #include "third_party/WebKit/public/web/WebPerformance.h"
 #include "url/gurl.h"
 
 namespace page_load_metrics {
 
 namespace {
 
 base::TimeDelta ClampDelta(double event, double start) {
   if (event - start < 0)
     event = start;
   return base::Time::FromDoubleT(event) - base::Time::FromDoubleT(start);
 }
 
 }  //  namespace
 
 MetricsRenderFrameObserver::MetricsRenderFrameObserver(
     content::RenderFrame* render_frame)
-    : content::RenderFrameObserver(render_frame) {}
+    : content::RenderFrameObserver(render_frame) {
+  render_frame->GetRemoteInterfaces()->GetInterface(
+      mojo::GetProxy(&page_load_metrics_));
+}
+
+MetricsRenderFrameObserver::MetricsRenderFrameObserver(
+    content::RenderFrame* render_frame,
+    page_load_metrics::mojom::PageLoadMetricsPtr page_load_metrics)
+    : content::RenderFrameObserver(render_frame),
+      page_load_metrics_(std::move(page_load_metrics)) {}
 
 MetricsRenderFrameObserver::~MetricsRenderFrameObserver() {}
 
 void MetricsRenderFrameObserver::DidChangePerformanceTiming() {
   SendMetrics();
 }
 
 void MetricsRenderFrameObserver::DidObserveLoadingBehavior(
     blink::WebLoadingBehaviorFlag behavior) {
   if (page_timing_metrics_sender_)
@@ skipping 14 matching lines @@
   // Make sure to release the sender for a previous navigation, if we have one.
   page_timing_metrics_sender_.reset();
 
   // We only create a PageTimingMetricsSender if the page meets the criteria for
   // sending and recording metrics. Once page_timing_metrics_sender_ is
   // non-null, we will send metrics for the current page at some later time, as
   // those metrics become available.
   if (ShouldSendMetrics()) {
     PageLoadTiming timing(GetTiming());
     DCHECK(!timing.navigation_start.is_null());
-    page_timing_metrics_sender_.reset(
-        new PageTimingMetricsSender(this, routing_id(), CreateTimer(), timing));
+    page_timing_metrics_sender_.reset(new PageTimingMetricsSender(
+        page_load_metrics_.get(), CreateTimer(), timing));
   }
 }
 
 void MetricsRenderFrameObserver::SendMetrics() {
   if (!page_timing_metrics_sender_)
     return;
   if (HasNoRenderFrame())
     return;
   PageLoadTiming timing(GetTiming());
   page_timing_metrics_sender_->Send(timing);
@@ skipping 80 matching lines @@
   bool no_frame = !render_frame() || !render_frame()->GetWebFrame();
   DCHECK(!no_frame);
   return no_frame;
 }
 
 void MetricsRenderFrameObserver::OnDestruct() {
   delete this;
 }
 
 }  // namespace page_load_metrics