code: function _onPaused(event, res) {
          // res = {callFrames, reason, data}
          switch (res.reason) {
  
          // Exception
          case "exception":
              Inspector.Debugger.resume();
              // var callFrame = res.callFrames[0];
              // var script = scriptWithId(callFrame.location.scriptId);
              break;
  
          // DOMBreakpoint
          case "DOM":
              Inspector.Debugger.resume();
              if (res.data.type === "subtree-modified" && res.data.insertion === true) {
                  _insertTrace = res.callFrames;
              }
              break;
          }
  
      }
docs: WebInspector Event: Debugger.paused