| // Copyright 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. |
| |
| #include "chrome/browser/page_load_metrics/observers/omnibox_suggestion_used_page_load_metrics_observer.h" |
| |
| #include <algorithm> |
| |
| #include "chrome/browser/page_load_metrics/page_load_metrics_util.h" |
| |
| namespace { |
| |
| const char kSearchFirstContentfulPaint[] = |
| "Omnibox.SuggestionUsed.Search.NavigationToFirstContentfulPaint"; |
| const char kURLFirstContentfulPaint[] = |
| "Omnibox.SuggestionUsed.URL.NavigationToFirstContentfulPaint"; |
| const char kPrerenderSearchFirstContentfulPaint[] = |
| "Omnibox.SuggestionUsed.Search.ForegroundToFirstContentfulPaint.Prerender"; |
| const char kPrerenderURLFirstContentfulPaint[] = |
| "Omnibox.SuggestionUsed.URL.ForegroundToFirstContentfulPaint.Prerender"; |
| |
| const char kSearchFirstMeaningfulPaint[] = |
| "Omnibox.SuggestionUsed.Search.Experimental." |
| "NavigationToFirstMeaningfulPaint"; |
| const char kURLFirstMeaningfulPaint[] = |
| "Omnibox.SuggestionUsed.URL.Experimental.NavigationToFirstMeaningfulPaint"; |
| const char kPrerenderSearchFirstMeaningfulPaint[] = |
| "Omnibox.SuggestionUsed.Search.Experimental." |
| "ForegroundToFirstMeaningfulPaint.Prerender"; |
| const char kPrerenderURLFirstMeaningfulPaint[] = |
| "Omnibox.SuggestionUsed.URL.Experimental." |
| "ForegroundToFirstMeaningfulPaint.Prerender"; |
| |
| const char kPrerenderSearchNavigationToFirstForeground[] = |
| "Omnibox.SuggestionUsed.Search.NavigationToFirstForeground.Prerender"; |
| const char kPrerenderURLNavigationToFirstForeground[] = |
| "Omnibox.SuggestionUsed.URL.NavigationToFirstForeground.Prerender"; |
| |
| } // namespace |
| |
| OmniboxSuggestionUsedMetricsObserver::OmniboxSuggestionUsedMetricsObserver( |
| bool is_prerender) |
| : is_prerender_(is_prerender) {} |
| |
| OmniboxSuggestionUsedMetricsObserver::~OmniboxSuggestionUsedMetricsObserver() {} |
| |
| page_load_metrics::PageLoadMetricsObserver::ObservePolicy |
| OmniboxSuggestionUsedMetricsObserver::OnHidden( |
| const page_load_metrics::mojom::PageLoadTiming& timing, |
| const page_load_metrics::PageLoadExtraInfo& info) { |
| return STOP_OBSERVING; |
| } |
| |
| page_load_metrics::PageLoadMetricsObserver::ObservePolicy |
| OmniboxSuggestionUsedMetricsObserver::OnCommit( |
| content::NavigationHandle* navigation_handle, |
| ukm::SourceId source_id) { |
| transition_type_ = navigation_handle->GetPageTransition(); |
| return (transition_type_ & ui::PAGE_TRANSITION_FROM_ADDRESS_BAR) != 0 |
| ? CONTINUE_OBSERVING |
| : STOP_OBSERVING; |
| } |
| |
| void OmniboxSuggestionUsedMetricsObserver::OnFirstContentfulPaintInPage( |
| const page_load_metrics::mojom::PageLoadTiming& timing, |
| const page_load_metrics::PageLoadExtraInfo& info) { |
| base::TimeDelta fcp = timing.paint_timing->first_contentful_paint.value(); |
| |
| if (info.started_in_foreground) { |
| if (ui::PageTransitionCoreTypeIs(transition_type_, |
| ui::PAGE_TRANSITION_GENERATED)) { |
| PAGE_LOAD_HISTOGRAM(kSearchFirstContentfulPaint, fcp); |
| } else if (ui::PageTransitionCoreTypeIs(transition_type_, |
| ui::PAGE_TRANSITION_TYPED)) { |
| PAGE_LOAD_HISTOGRAM(kURLFirstContentfulPaint, fcp); |
| } |
| return; |
| } |
| // Since a page is not supposed to paint in the background, |
| // when this function gets called, first_foreground_time should be set. |
| // We add this check just to be safe. |
| if (is_prerender_ && info.first_foreground_time) { |
| base::TimeDelta perceived_fcp = |
| std::max(base::TimeDelta(), fcp - info.first_foreground_time.value()); |
| if (ui::PageTransitionCoreTypeIs(transition_type_, |
| ui::PAGE_TRANSITION_GENERATED)) { |
| PAGE_LOAD_HISTOGRAM(kPrerenderSearchFirstContentfulPaint, perceived_fcp); |
| PAGE_LOAD_HISTOGRAM(kPrerenderSearchNavigationToFirstForeground, |
| info.first_foreground_time.value()); |
| } else if (ui::PageTransitionCoreTypeIs(transition_type_, |
| ui::PAGE_TRANSITION_TYPED)) { |
| PAGE_LOAD_HISTOGRAM(kPrerenderURLFirstContentfulPaint, perceived_fcp); |
| PAGE_LOAD_HISTOGRAM(kPrerenderURLNavigationToFirstForeground, |
| info.first_foreground_time.value()); |
| } |
| } |
| } |
| |
| void OmniboxSuggestionUsedMetricsObserver:: |
| OnFirstMeaningfulPaintInMainFrameDocument( |
| const page_load_metrics::mojom::PageLoadTiming& timing, |
| const page_load_metrics::PageLoadExtraInfo& info) { |
| base::TimeDelta fmp = timing.paint_timing->first_meaningful_paint.value(); |
| |
| if (info.started_in_foreground) { |
| if (ui::PageTransitionCoreTypeIs(transition_type_, |
| ui::PAGE_TRANSITION_GENERATED)) { |
| PAGE_LOAD_HISTOGRAM(kSearchFirstMeaningfulPaint, fmp); |
| } else if (ui::PageTransitionCoreTypeIs(transition_type_, |
| ui::PAGE_TRANSITION_TYPED)) { |
| PAGE_LOAD_HISTOGRAM(kURLFirstMeaningfulPaint, fmp); |
| } |
| } else if (is_prerender_ && info.first_foreground_time) { |
| base::TimeDelta perceived_fmp = |
| std::max(base::TimeDelta(), fmp - info.first_foreground_time.value()); |
| if (ui::PageTransitionCoreTypeIs(transition_type_, |
| ui::PAGE_TRANSITION_GENERATED)) { |
| PAGE_LOAD_HISTOGRAM(kPrerenderSearchFirstMeaningfulPaint, perceived_fmp); |
| } else if (ui::PageTransitionCoreTypeIs(transition_type_, |
| ui::PAGE_TRANSITION_TYPED)) { |
| PAGE_LOAD_HISTOGRAM(kPrerenderURLFirstMeaningfulPaint, perceived_fmp); |
| } |
| } |
| } |