[DevTools] fixed script-formatter-breakpoints-1.html

third_party/WebKit/LayoutTests/http/tests/inspector/debugger-test.js

 function scheduleTestFunction()
 {
     setTimeout(testFunction, 0);
 }
 
 var initialize_DebuggerTest = function() {
 
 InspectorTest.preloadPanel("sources");
 
 InspectorTest.startDebuggerTest = function(callback, quiet)
@@ skipping 145 matching lines @@
 InspectorTest.waitUntilPaused = function(callback)
 {
     callback = InspectorTest.safeWrap(callback);
 
     if (InspectorTest._pausedScriptArguments)
         callback.apply(callback, InspectorTest._pausedScriptArguments);
     else
         InspectorTest._waitUntilPausedCallback = callback;
 };
 
+InspectorTest.waitUntilPausedPromise = function()
+{
+    return new Promise(resolve => InspectorTest.waitUntilPaused(resolve));
+}
+
 InspectorTest.waitUntilResumedNextTime = function(callback)
 {
     InspectorTest._waitUntilResumedCallback = InspectorTest.safeWrap(callback);
 };
 
 InspectorTest.waitUntilResumed = function(callback)
 {
     callback = InspectorTest.safeWrap(callback);
 
     if (!InspectorTest._pausedScriptArguments)
@@ skipping 541 matching lines @@
 {
     var textEditor = sourceFrame._textEditor;
     var lineLength = textEditor.line(lineNumber).length;
     var lineRange = new Common.TextRange(lineNumber, 0, lineNumber, lineLength);
     var bookmarks = textEditor.bookmarks(lineRange, Sources.JavaScriptSourceFrame.BreakpointDecoration._bookmarkSymbol);
     bookmarks.sort((bookmark1, bookmark2) => bookmark1.position().startColumn - bookmark2.position().startColumn);
     bookmarks[index][Sources.JavaScriptSourceFrame.BreakpointDecoration._elementSymbolForTest].click();
 }
 
 };