rem:  if (file.breakpoints[lineNum]) { if (!pendingAction) pendingAction = setTimeout(toggleBreakpointOnLine, DebuggerDocument.doubleClickMilliseconds(), lineNum); } else 
add:  if (!file.breakpoints[lineNum]) 
context: function breakpointAction(event){    var file = files[currentFile];    var lineNum = event.target.title;        if (file.breakpoints[lineNum]) {        if (!pendingAction)            pendingAction = setTimeout(toggleBreakpointOnLine, DebuggerDocument.doubleClickMilliseconds(), lineNum);      } else        file.breakpoints[lineNum] = new BreakPoint(event.target.parentNode, file, lineNum);}
meta: 5650	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5650/184db71fa5087bd05033bd957cd496aed1a73574/debugger.js/clean/WebKitTools/Drosera/debugger.js