[DevTools] Provide a way to delete Indexed DBs

third_party/WebKit/Source/devtools/front_end/resources/IndexedDBModel.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 159 matching lines @@
    * @param {string} origin
    */
   clearForOrigin(origin) {
     if (!this._enabled)
       return;
 
     this._removeOrigin(origin);
     this._addOrigin(origin);
   }
 
+  /**
+   * @param {!Resources.IndexedDBModel.DatabaseId} databaseId
+   */
+  deleteDatabase(databaseId) {
+    if (!this._enabled)
+      return;
+    this._agent.deleteDatabase(databaseId.securityOrigin, databaseId.name, error => {
+      if (error)
+        console.error('Unable to delete ' + databaseId.name, error);
+      this._loadDatabaseNames(databaseId.securityOrigin);
+    });
+  }
+
   refreshDatabaseNames() {
     for (var securityOrigin in this._databaseNamesBySecurityOrigin)
       this._loadDatabaseNames(securityOrigin);
   }
 
   /**
    * @param {!Resources.IndexedDBModel.DatabaseId} databaseId
    */
   refreshDatabase(databaseId) {
     this._loadDatabase(databaseId);
@@ skipping 344 matching lines @@
   }
 
   /**
    * @return {string}
    */
   get keyPathString() {
     return /** @type {string}*/ (
         Resources.IndexedDBModel.keyPathStringFromIDBKeyPath(/** @type {string}*/ (this.keyPath)));
   }
 };