Trace where timers were scheduled in Blink

Source/core/loader/FrameLoader.cpp

Index: Source/core/loader/FrameLoader.cpp
diff --git a/Source/core/loader/FrameLoader.cpp b/Source/core/loader/FrameLoader.cpp
index f0f4bedfd7f313f3fa017aff0f7a1fb187946fdc..f672c5f9fd2656e8c3ac3f24d5feb690757ea8a9 100644
--- a/Source/core/loader/FrameLoader.cpp
+++ b/Source/core/loader/FrameLoader.cpp
@@ -530,7 +530,7 @@ void FrameLoader::startCheckCompleteTimer()
         return;
     if (m_checkTimer.isActive())
         return;
-    m_checkTimer.startOneShot(0);
+    m_checkTimer.startOneShot(0, FROM_HERE);
 }
 
 void FrameLoader::scheduleCheckCompleted()
@@ -863,7 +863,7 @@ void FrameLoader::didAccessInitialDocument()
     if (isLoadingMainFrame() && !m_didAccessInitialDocument) {
         m_didAccessInitialDocument = true;
         // Notify asynchronously, since this is called within a JavaScript security check.
-        m_didAccessInitialDocumentTimer.startOneShot(0);
+        m_didAccessInitialDocumentTimer.startOneShot(0, FROM_HERE);
     }
 }