DevTools: Event listener breakpoint should not stop if happened inside framework.

Source/bindings/v8/DebuggerScript.js

Index: Source/bindings/v8/DebuggerScript.js
diff --git a/Source/bindings/v8/DebuggerScript.js b/Source/bindings/v8/DebuggerScript.js
index 38e48514b1f1ba9ed85bbc20f7407f97cd7fa869..1c29105e9bc2ce1b561afe4efb212adcc3c1862b 100644
--- a/Source/bindings/v8/DebuggerScript.js
+++ b/Source/bindings/v8/DebuggerScript.js
@@ -205,6 +205,11 @@ DebuggerScript.setPauseOnExceptionsState = function(newState)
         Debug.clearBreakOnUncaughtException();
 }
 
+DebuggerScript.frameCount = function(execState)
+{
+    return execState.frameCount();
+}
+
 DebuggerScript.currentCallFrame = function(execState, data)
 {
     var maximumLimit = data >> 2;