[Page Load Metrics] Add mojom file to page load metrics.

chrome/browser/page_load_metrics/observers/data_reduction_proxy_metrics_observer.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 "chrome/browser/page_load_metrics/observers/data_reduction_proxy_metrics_observer.h"
 
 #include <string>
 
 #include "base/metrics/histogram_macros.h"
 #include "base/optional.h"
@@ skipping 148 matching lines @@
     content::NavigationHandle* navigation_handle,
     const GURL& currently_committed_url,
     bool started_in_foreground) {
   if (!started_in_foreground)
     return STOP_OBSERVING;
   return CONTINUE_OBSERVING;
 }
 
 page_load_metrics::PageLoadMetricsObserver::ObservePolicy
 DataReductionProxyMetricsObserver::FlushMetricsOnAppEnterBackground(
-    const page_load_metrics::PageLoadTiming& timing,
+    const page_load_metrics::mojom::PageLoadTiming& timing,
     const page_load_metrics::PageLoadExtraInfo& info) {
   // FlushMetricsOnAppEnterBackground is invoked on Android in cases where the
   // app is about to be backgrounded, as part of the Activity.onPause()
   // flow. After this method is invoked, Chrome may be killed without further
   // notification, so we send a pingback with data collected up to this point.
   if (info.did_commit) {
     RecordPageSizeUMA();
     SendPingback(timing, info, true /* app_background_occurred */);
   }
   return STOP_OBSERVING;
 }
 
 void DataReductionProxyMetricsObserver::OnComplete(
-    const page_load_metrics::PageLoadTiming& timing,
+    const page_load_metrics::mojom::PageLoadTiming& timing,
     const page_load_metrics::PageLoadExtraInfo& info) {
   RecordPageSizeUMA();
   SendPingback(timing, info, false /* app_background_occurred */);
 }
 
 void DataReductionProxyMetricsObserver::RecordPageSizeUMA() const {
   if (!data_)
     return;
 
   // If the first request didn't complete, don't record UMA.
@@ skipping 69 matching lines @@
   if (network_bytes_ <= original_network_bytes_) {
     PAGE_BYTES_HISTOGRAM(GetConstHistogramWithSuffix(internal::kBytesSavings),
                          original_network_bytes_ - network_bytes_);
   } else {
     PAGE_BYTES_HISTOGRAM(GetConstHistogramWithSuffix(internal::kBytesInflation),
                          network_bytes_proxied_ - original_network_bytes_);
   }
 }
 
 void DataReductionProxyMetricsObserver::SendPingback(
-    const page_load_metrics::PageLoadTiming& timing,
+    const page_load_metrics::mojom::PageLoadTiming& timing,
     const page_load_metrics::PageLoadExtraInfo& info,
     bool app_background_occurred) {
   // TODO(ryansturm): Move to OnFirstBackgroundEvent to handle some fast
   // shutdown cases. crbug.com/618072
   if (!browser_context_ || !data_)
     return;
   if (data_reduction_proxy::params::IsIncludedInHoldbackFieldTrial() ||
       data_reduction_proxy::params::IsIncludedInTamperDetectionExperiment()) {
     return;
   }
   // Only consider timing events that happened before the first background
   // event.
   base::Optional<base::TimeDelta> response_start;
   base::Optional<base::TimeDelta> load_event_start;
   base::Optional<base::TimeDelta> first_image_paint;
   base::Optional<base::TimeDelta> first_contentful_paint;
   base::Optional<base::TimeDelta> experimental_first_meaningful_paint;
   base::Optional<base::TimeDelta> parse_blocked_on_script_load_duration;
   base::Optional<base::TimeDelta> parse_stop;
   if (WasStartedInForegroundOptionalEventInForeground(timing.response_start,
                                                       info)) {
     response_start = timing.response_start;
   }
   if (WasStartedInForegroundOptionalEventInForeground(
-          timing.document_timing.load_event_start, info)) {
-    load_event_start = timing.document_timing.load_event_start;
+          timing.document_timing->load_event_start, info)) {
+    load_event_start = timing.document_timing->load_event_start;
   }
   if (WasStartedInForegroundOptionalEventInForeground(
-          timing.paint_timing.first_image_paint, info)) {
-    first_image_paint = timing.paint_timing.first_image_paint;
+          timing.paint_timing->first_image_paint, info)) {
+    first_image_paint = timing.paint_timing->first_image_paint;
   }
   if (WasStartedInForegroundOptionalEventInForeground(
-          timing.paint_timing.first_contentful_paint, info)) {
-    first_contentful_paint = timing.paint_timing.first_contentful_paint;
+          timing.paint_timing->first_contentful_paint, info)) {
+    first_contentful_paint = timing.paint_timing->first_contentful_paint;
   }
   if (WasStartedInForegroundOptionalEventInForeground(
-          timing.paint_timing.first_meaningful_paint, info)) {
+          timing.paint_timing->first_meaningful_paint, info)) {
     experimental_first_meaningful_paint =
-        timing.paint_timing.first_meaningful_paint;
+        timing.paint_timing->first_meaningful_paint;
   }
   if (WasStartedInForegroundOptionalEventInForeground(
-          timing.parse_timing.parse_blocked_on_script_load_duration, info)) {
+          timing.parse_timing->parse_blocked_on_script_load_duration, info)) {
     parse_blocked_on_script_load_duration =
-        timing.parse_timing.parse_blocked_on_script_load_duration;
+        timing.parse_timing->parse_blocked_on_script_load_duration;
   }
   if (WasStartedInForegroundOptionalEventInForeground(
-          timing.parse_timing.parse_stop, info)) {
-    parse_stop = timing.parse_timing.parse_stop;
+          timing.parse_timing->parse_stop, info)) {
+    parse_stop = timing.parse_timing->parse_stop;
   }
 
   DataReductionProxyPageLoadTiming data_reduction_proxy_timing(
       timing.navigation_start, response_start, load_event_start,
       first_image_paint, first_contentful_paint,
       experimental_first_meaningful_paint,
       parse_blocked_on_script_load_duration, parse_stop, network_bytes_,
       original_network_bytes_, app_background_occurred);
   GetPingbackClient()->SendPingback(*data_, data_reduction_proxy_timing);
 }
 
 void DataReductionProxyMetricsObserver::OnDomContentLoadedEventStart(
-    const page_load_metrics::PageLoadTiming& timing,
+    const page_load_metrics::mojom::PageLoadTiming& timing,
     const page_load_metrics::PageLoadExtraInfo& info) {
   RECORD_FOREGROUND_HISTOGRAMS_FOR_SUFFIX(
-      info, data_, timing.document_timing.dom_content_loaded_event_start,
+      info, data_, timing.document_timing->dom_content_loaded_event_start,
       internal::kHistogramDOMContentLoadedEventFiredSuffix);
 }
 
 void DataReductionProxyMetricsObserver::OnLoadEventStart(
-    const page_load_metrics::PageLoadTiming& timing,
+    const page_load_metrics::mojom::PageLoadTiming& timing,
     const page_load_metrics::PageLoadExtraInfo& info) {
   RECORD_FOREGROUND_HISTOGRAMS_FOR_SUFFIX(
-      info, data_, timing.document_timing.load_event_start,
+      info, data_, timing.document_timing->load_event_start,
       internal::kHistogramLoadEventFiredSuffix);
 }
 
 void DataReductionProxyMetricsObserver::OnFirstLayout(
-    const page_load_metrics::PageLoadTiming& timing,
+    const page_load_metrics::mojom::PageLoadTiming& timing,
     const page_load_metrics::PageLoadExtraInfo& info) {
   RECORD_FOREGROUND_HISTOGRAMS_FOR_SUFFIX(
-      info, data_, timing.document_timing.first_layout,
+      info, data_, timing.document_timing->first_layout,
       internal::kHistogramFirstLayoutSuffix);
 }
 
 void DataReductionProxyMetricsObserver::OnFirstPaintInPage(
-    const page_load_metrics::PageLoadTiming& timing,
+    const page_load_metrics::mojom::PageLoadTiming& timing,
     const page_load_metrics::PageLoadExtraInfo& info) {
   RECORD_FOREGROUND_HISTOGRAMS_FOR_SUFFIX(info, data_,
-                                          timing.paint_timing.first_paint,
+                                          timing.paint_timing->first_paint,
                                           internal::kHistogramFirstPaintSuffix);
 }
 
 void DataReductionProxyMetricsObserver::OnFirstTextPaintInPage(
-    const page_load_metrics::PageLoadTiming& timing,
+    const page_load_metrics::mojom::PageLoadTiming& timing,
     const page_load_metrics::PageLoadExtraInfo& info) {
   RECORD_FOREGROUND_HISTOGRAMS_FOR_SUFFIX(
-      info, data_, timing.paint_timing.first_text_paint,
+      info, data_, timing.paint_timing->first_text_paint,
       internal::kHistogramFirstTextPaintSuffix);
 }
 
 void DataReductionProxyMetricsObserver::OnFirstImagePaintInPage(
-    const page_load_metrics::PageLoadTiming& timing,
+    const page_load_metrics::mojom::PageLoadTiming& timing,
     const page_load_metrics::PageLoadExtraInfo& info) {
   RECORD_FOREGROUND_HISTOGRAMS_FOR_SUFFIX(
-      info, data_, timing.paint_timing.first_image_paint,
+      info, data_, timing.paint_timing->first_image_paint,
       internal::kHistogramFirstImagePaintSuffix);
 }
 
 void DataReductionProxyMetricsObserver::OnFirstContentfulPaintInPage(
-    const page_load_metrics::PageLoadTiming& timing,
+    const page_load_metrics::mojom::PageLoadTiming& timing,
     const page_load_metrics::PageLoadExtraInfo& info) {
   RECORD_FOREGROUND_HISTOGRAMS_FOR_SUFFIX(
-      info, data_, timing.paint_timing.first_contentful_paint,
+      info, data_, timing.paint_timing->first_contentful_paint,
       internal::kHistogramFirstContentfulPaintSuffix);
 }
 
 void DataReductionProxyMetricsObserver::
     OnFirstMeaningfulPaintInMainFrameDocument(
-        const page_load_metrics::PageLoadTiming& timing,
+        const page_load_metrics::mojom::PageLoadTiming& timing,
         const page_load_metrics::PageLoadExtraInfo& info) {
   RECORD_FOREGROUND_HISTOGRAMS_FOR_SUFFIX(
-      info, data_, timing.paint_timing.first_meaningful_paint,
+      info, data_, timing.paint_timing->first_meaningful_paint,
       internal::kHistogramFirstMeaningfulPaintSuffix);
 }
 
 void DataReductionProxyMetricsObserver::OnParseStart(
-    const page_load_metrics::PageLoadTiming& timing,
+    const page_load_metrics::mojom::PageLoadTiming& timing,
     const page_load_metrics::PageLoadExtraInfo& info) {
   RECORD_FOREGROUND_HISTOGRAMS_FOR_SUFFIX(info, data_,
-                                          timing.parse_timing.parse_start,
+                                          timing.parse_timing->parse_start,
                                           internal::kHistogramParseStartSuffix);
 }
 
 void DataReductionProxyMetricsObserver::OnParseStop(
-    const page_load_metrics::PageLoadTiming& timing,
+    const page_load_metrics::mojom::PageLoadTiming& timing,
     const page_load_metrics::PageLoadExtraInfo& info) {
   if (!WasStartedInForegroundOptionalEventInForeground(
-          timing.parse_timing.parse_stop, info))
+          timing.parse_timing->parse_stop, info))
     return;
 
-  base::TimeDelta parse_duration = timing.parse_timing.parse_stop.value() -
-                                   timing.parse_timing.parse_start.value();
+  base::TimeDelta parse_duration = timing.parse_timing->parse_stop.value() -
+                                   timing.parse_timing->parse_start.value();
   RECORD_HISTOGRAMS_FOR_SUFFIX(data_, parse_duration,
                                internal::kHistogramParseDurationSuffix);
   RECORD_HISTOGRAMS_FOR_SUFFIX(
-      data_, timing.parse_timing.parse_blocked_on_script_load_duration.value(),
+      data_, timing.parse_timing->parse_blocked_on_script_load_duration.value(),
       internal::kHistogramParseBlockedOnScriptLoadSuffix);
 }
 
 void DataReductionProxyMetricsObserver::OnLoadedResource(
     const page_load_metrics::ExtraRequestCompleteInfo&
         extra_request_complete_info) {
   if (extra_request_complete_info.data_reduction_proxy_data &&
       extra_request_complete_info.data_reduction_proxy_data->lofi_received()) {
     data_->set_lofi_received(true);
   }
@@ skipping 14 matching lines @@
 
 DataReductionProxyPingbackClient*
 DataReductionProxyMetricsObserver::GetPingbackClient() const {
   return DataReductionProxyChromeSettingsFactory::GetForBrowserContext(
              browser_context_)
       ->data_reduction_proxy_service()
       ->pingback_client();
 }
 
 }  // namespace data_reduction_proxy