Adding UMA on page load size for pages with Media
This CL plumbs a renderer behavior (MediaPlayed) from blink/ when a
media element is played. An observer records page size UMA on pages that
saw at least one media element get played.
BUG=698348
Review-Url: https://codereview.chromium.org/2732293003
Cr-Commit-Position: refs/heads/master@{#457275}
diff --git a/chrome/browser/BUILD.gn b/chrome/browser/BUILD.gn
index d8af69c..dd6323a9 100644
--- a/chrome/browser/BUILD.gn
+++ b/chrome/browser/BUILD.gn
@@ -804,6 +804,8 @@
"page_load_metrics/observers/https_engagement_metrics/https_engagement_service.h",
"page_load_metrics/observers/https_engagement_metrics/https_engagement_service_factory.cc",
"page_load_metrics/observers/https_engagement_metrics/https_engagement_service_factory.h",
+ "page_load_metrics/observers/media_page_load_metrics_observer.cc",
+ "page_load_metrics/observers/media_page_load_metrics_observer.h",
"page_load_metrics/observers/no_state_prefetch_page_load_metrics_observer.cc",
"page_load_metrics/observers/no_state_prefetch_page_load_metrics_observer.h",
"page_load_metrics/observers/prerender_page_load_metrics_observer.cc",
