DevTools: Convert TextEditor from Interface to Abstract class

third_party/WebKit/Source/devtools/front_end/ui/TextEditor.js

Index: third_party/WebKit/Source/devtools/front_end/ui/TextEditor.js
diff --git a/third_party/WebKit/Source/devtools/front_end/ui/TextEditor.js b/third_party/WebKit/Source/devtools/front_end/ui/TextEditor.js
index 9c5688aadf842c078fd9aea3e90fc222a1018356..d547137faba0eb60b7b1d53b072ab64943054eb5 100644
--- a/third_party/WebKit/Source/devtools/front_end/ui/TextEditor.js
+++ b/third_party/WebKit/Source/devtools/front_end/ui/TextEditor.js
@@ -15,60 +15,62 @@ UI.TextEditorFactory.prototype = {
 };
 
 /**
- * @interface
+ * @abstract
+ * @unrestricted
  */
-UI.TextEditor = function() {};
-
-UI.TextEditor.prototype = {
-
-  /**
-   * @return {!UI.Widget}
-   */
-  widget() {},
-
+UI.TextEditor = class extends UI.Widget {
   /**
    * @return {!Common.TextRange}
    */
-  fullRange() {},
+  fullRange() {
+  }
 
   /**
    * @return {!Common.TextRange}
    */
-  selection() {},
+  selection() {
+  }
 
   /**
    * @param {!Common.TextRange} selection
    */
-  setSelection(selection) {},
+  setSelection(selection) {
+  }
 
   /**
    * @param {!Common.TextRange=} textRange
    * @return {string}
    */
-  text(textRange) {},
+  text(textRange) {
+  }
 
   /**
    * @param {string} text
    */
-  setText(text) {},
+  setText(text) {
+  }
 
   /**
    * @param {number} lineNumber
    * @return {string}
    */
-  line(lineNumber) {},
+  line(lineNumber) {
+  }
 
-  newlineAndIndent() {},
+  newlineAndIndent() {
+  }
 
   /**
    * @param {function(!KeyboardEvent)} handler
    */
-  addKeyDownHandler(handler) {},
+  addKeyDownHandler(handler) {
+  }
 
   /**
    * @param {?UI.AutocompleteConfig} config
    */
-  configureAutocomplete(config) {},
+  configureAutocomplete(config) {
+  }
 
   clearAutocomplete() {}
 };