Added a refresh database button on the IndexedDB view.

third_party/WebKit/Source/devtools/front_end/resources/IndexedDBViews.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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 35 matching lines @@
 
     var bodySection = this._reportView.appendSection('');
     this._securityOriginElement = bodySection.appendField(Common.UIString('Security origin'));
     this._versionElement = bodySection.appendField(Common.UIString('Version'));
 
     var footer = this._reportView.appendSection('').appendRow();
     this._clearButton = UI.createTextButton(
         Common.UIString('Delete database'), () => this._deleteDatabase(), Common.UIString('Delete database'));
     footer.appendChild(this._clearButton);
 
+    this._refreshButton = UI.createTextButton(
+        Common.UIString('Refresh database'), () => this._refreshDatabaseButtonClicked(),
+        Common.UIString('Refresh database'));
+    footer.appendChild(this._refreshButton);
+
     this.update(database);
   }
 
   _refreshDatabase() {
     this._securityOriginElement.textContent = this._database.databaseId.securityOrigin;
     this._versionElement.textContent = this._database.version;
   }
 
+  _refreshDatabaseButtonClicked() {
+    this._model.refreshDatabase(this._database.databaseId);
+    this._refreshDatabase();

[dgozman, 2017/05/26 19:10:46]

I think there is no need to call this, since model will emit DatabaseLoaded
event after refresh and update(database) will be called.

[kristipark, 2017/05/26 22:42:16]

Done.

+  }
+
   /**
    * @param {!Resources.IndexedDBModel.Database} database
    */
   update(database) {
     this._database = database;
     this._refreshDatabase();
   }
 
   _deleteDatabase() {
     UI.ConfirmDialog.show(
@@ skipping 290 matching lines @@
         cell.removeChildren();
         var objectElement = ObjectUI.ObjectPropertiesSection.defaultObjectPresentation(value, undefined, true);
         cell.appendChild(objectElement);
         break;
       default:
     }
 
     return cell;
   }
 };