Bug 1692350 - Implement a telemetry probe to collect page load data for documents that use lazyload r=emilio,chutten

Differential Revision: https://phabricator.services.mozilla.com/D104912
2021-02-17 17:17:52 +00:00
parent c4ac4ac515
commit be7a7a24d9
10 changed files with 122 additions and 9 deletions
--- a/docshell/base/WindowContext.cpp
+++ b/docshell/base/WindowContext.cpp
@@ -260,6 +260,11 @@ bool WindowContext::CanSet(FieldIndex<IDX_IsLocalIP>, const bool& aValue,
  return CheckOnlyOwningProcessCanSet(aSource);
 }

+bool WindowContext::CanSet(FieldIndex<IDX_HadLazyLoadImage>, const bool& aValue,
+                           ContentParent* aSource) {
+  return IsTop() && CheckOnlyOwningProcessCanSet(aSource);
+}
+
 void WindowContext::DidSet(FieldIndex<IDX_SHEntryHasUserInteraction>,
                           bool aOldValue) {
  MOZ_ASSERT(