Added a refresh database button on the IndexedDB view.

third_party/WebKit/Source/devtools/front_end/resources/IndexedDBViews.js

Index: third_party/WebKit/Source/devtools/front_end/resources/IndexedDBViews.js
diff --git a/third_party/WebKit/Source/devtools/front_end/resources/IndexedDBViews.js b/third_party/WebKit/Source/devtools/front_end/resources/IndexedDBViews.js
index eb45a9498ee74c960806e670e1cb677b99528fbe..169214475121fd67544ca5f2598ba83df8cf6f33 100644
--- a/third_party/WebKit/Source/devtools/front_end/resources/IndexedDBViews.js
+++ b/third_party/WebKit/Source/devtools/front_end/resources/IndexedDBViews.js
@@ -53,6 +53,11 @@ Resources.IDBDatabaseView = class extends UI.VBox {
         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);
   }
 
@@ -61,6 +66,11 @@ Resources.IDBDatabaseView = class extends UI.VBox {
     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
    */