[DevTools] Simplify Popover API

third_party/WebKit/Source/devtools/front_end/source_frame/UISourceCodeFrame.js

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  * 1. Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *
@@ skipping 56 matching lines @@
         SourceFrame.SourcesTextEditor.Events.EditorBlurred,
         () => UI.context.setFlavor(SourceFrame.UISourceCodeFrame, null));
     this.textEditor.addEventListener(
         SourceFrame.SourcesTextEditor.Events.EditorFocused,
         () => UI.context.setFlavor(SourceFrame.UISourceCodeFrame, this));
 
     this._updateStyle();
 
     this._errorPopoverHelper = new UI.PopoverHelper(this.element);
     this._errorPopoverHelper.initializeCallbacks(this._getErrorAnchor.bind(this), this._showErrorPopover.bind(this));
+    this._errorPopoverHelper.setHasPadding(true);
 
     this._errorPopoverHelper.setTimeout(100, 100);
 
     /**
      * @return {!Promise<?string>}
      */
     function workingCopy() {
       if (uiSourceCode.isDirty())
         return /** @type {!Promise<?string>} */ (Promise.resolve(uiSourceCode.workingCopy()));
       return uiSourceCode.requestContent();
@@ skipping 306 matching lines @@
     var element = target.enclosingNodeOrSelfWithClass('text-editor-line-decoration-icon') ||
         target.enclosingNodeOrSelfWithClass('text-editor-line-decoration-wave');
     if (!element)
       return;
     this._errorWavePopoverAnchor = new AnchorBox(event.clientX, event.clientY, 1, 1);
     return element;
   }
 
   /**
    * @param {!Element} anchor
-   * @param {!UI.Popover} popover
+   * @param {!UI.GlassPane} popover
+   * @return {!Promise<boolean>}
    */
   _showErrorPopover(anchor, popover) {
     var messageBucket = anchor.enclosingNodeOrSelfWithClass('text-editor-line-decoration')._messageBucket;
     var messagesOutline = messageBucket.messagesDescription();
-    var popoverAnchor =
-        anchor.enclosingNodeOrSelfWithClass('text-editor-line-decoration-icon') ? anchor : this._errorWavePopoverAnchor;
-    popover.showForAnchor(messagesOutline, popoverAnchor);
+    popover.setContentAnchorBox(
+        anchor.enclosingNodeOrSelfWithClass('text-editor-line-decoration-icon') ? anchor.boxInWindow() :
+                                                                                  this._errorWavePopoverAnchor);
+    popover.contentElement.appendChild(messagesOutline);
+    return Promise.resolve(true);
   }
 
   _updateBucketDecorations() {
     for (var bucket of this._rowMessageBuckets.values())
       bucket._updateDecoration();
   }
 
   /**
    * @param {!Common.Event} event
    */
@@ skipping 257 matching lines @@
 
 /**
  * @param {!Workspace.UISourceCode.Message} a
  * @param {!Workspace.UISourceCode.Message} b
  * @return {number}
  */
 Workspace.UISourceCode.Message.messageLevelComparator = function(a, b) {
   return Workspace.UISourceCode.Message._messageLevelPriority[a.level()] -
       Workspace.UISourceCode.Message._messageLevelPriority[b.level()];
 };