1 files changed, 7 insertions, 4 deletions
diff --git a/chromium/third_party/blink/renderer/core/display_lock/display_lock_utilities.h b/chromium/third_party/blink/renderer/core/display_lock/display_lock_utilities.h
index 855309e5bf8..94474471d70 100644
--- a/chromium/third_party/blink/renderer/core/display_lock/display_lock_utilities.h
+++ b/chromium/third_party/blink/renderer/core/display_lock/display_lock_utilities.h
@@ -8,7 +8,7 @@
 #include "third_party/blink/renderer/core/core_export.h"
 #include "third_party/blink/renderer/core/display_lock/display_lock_context.h"
 #include "third_party/blink/renderer/core/editing/ephemeral_range.h"
-#include "third_party/blink/renderer/platform/wtf/allocator.h"
+#include "third_party/blink/renderer/platform/wtf/allocator/allocator.h"
 
 namespace blink {
 
@@ -18,17 +18,20 @@ class CORE_EXPORT DisplayLockUtilities {
 
  public:
   // This class forces updates on display locks from the given node up the
-  // ancestor chain until the root.
+  // ancestor chain until the local frame root.
   class ScopedChainForcedUpdate {
-    STACK_ALLOCATED();
     DISALLOW_COPY_AND_ASSIGN(ScopedChainForcedUpdate);
 
    public:
-    explicit ScopedChainForcedUpdate(const Node* node);
+    explicit ScopedChainForcedUpdate(const Node* node,
+                                     bool include_self = false);
     ~ScopedChainForcedUpdate() = default;
 
+    void CreateParentFrameScopeIfNeeded(const Node* node);
+
    private:
     Vector<DisplayLockContext::ScopedForcedUpdate> scoped_update_forced_list_;
+    std::unique_ptr<ScopedChainForcedUpdate> parent_frame_scope_;
   };
   // Activates all the nodes within a find-in-page match |range|.
   // Returns true if at least one node gets activated.