1 files changed, 10 insertions, 0 deletions
diff --git a/Source/WebCore/dom/ActiveDOMObject.h b/Source/WebCore/dom/ActiveDOMObject.h
index db7ca66c0..dce6b56dd 100644
--- a/Source/WebCore/dom/ActiveDOMObject.h
+++ b/Source/WebCore/dom/ActiveDOMObject.h
@@ -51,6 +51,13 @@ namespace WebCore {
     public:
         ActiveDOMObject(ScriptExecutionContext*, void* upcastPointer);
 
+        // suspendIfNeeded() should be called exactly once after object construction to synchronize
+        // the suspend state with that in ScriptExecutionContext.
+        void suspendIfNeeded();
+#if !ASSERT_DISABLED
+        bool suspendIfNeededCalled() const { return m_suspendIfNeededCalled; }
+#endif
+
         virtual bool hasPendingActivity() const;
 
         // canSuspend() is used by the caller if there is a choice between suspending and stopping.
@@ -88,6 +95,9 @@ namespace WebCore {
 
     private:
         unsigned m_pendingActivityCount;
+#if !ASSERT_DISABLED
+        bool m_suspendIfNeededCalled;
+#endif
     };
 
 } // namespace WebCore