DevTools: update console viewport scroll when prompt is resized

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..78156f24ce0ca8c15a91847dd96a8a26eb0072c6 100644
--- a/third_party/WebKit/Source/devtools/front_end/ui/TextEditor.js
+++ b/third_party/WebKit/Source/devtools/front_end/ui/TextEditor.js
@@ -16,6 +16,7 @@ UI.TextEditorFactory.prototype = {
 
 /**
  * @interface
+ * @extends {Common.EventTarget}
  */
 UI.TextEditor = function() {};
 
@@ -73,6 +74,18 @@ UI.TextEditor.prototype = {
   clearAutocomplete() {}
 };
 
+/** @implements {Common.Emittable} */
+UI.TextEditor.TextChangedEvent = class {
+  /**
+   * @param {!Common.TextRange} oldRange
+   * @param {!Common.TextRange} newRange
+   */
+  constructor(oldRange, newRange) {
+    this.oldRange = oldRange;
+    this.newRange = newRange;
+  }
+};
+
 /**
  * @typedef {{
  *  bracketMatchingSetting: (!Common.Setting|undefined),