Switch IDB Database.transaction to use a template to do the right type conversions

tools/dom/scripts/htmlrenamer.py

 #!/usr/bin/python
 # Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 import logging
 import monitored
 import re
 
 typed_array_renames = {
     'ArrayBuffer': 'ByteBuffer',
@@ skipping 421 matching lines @@
 renamed_overloads = monitored.Dict('htmldartgenerator.renamed_overloads', {
   'AudioContext.createBuffer(ArrayBuffer buffer, boolean mixToMono)':
       'createBufferFromBuffer',
   'CSS.supports(DOMString conditionText)': 'supportsCondition',
   'CanvasRenderingContext2D.createPattern(HTMLImageElement image, '
       'DOMString repetitionType)': 'createPatternFromImage',
   'DataTransferItemList.add(File file)': 'addFile',
   'DataTransferItemList.add(DOMString data, DOMString type)': 'addData',
   'FormData.append(DOMString name, Blob value, DOMString filename)':
       'appendBlob',
-  'IDBDatabase.transaction(DOMStringList storeNames, IDBTransactionMode mode)':
-      'transactionStores',
-  'IDBDatabase.transaction(sequence<DOMString> storeNames, IDBTransactionMode mode)':
-      'transactionList',
-  'IDBDatabase.transaction(DOMString storeName, IDBTransactionMode mode)':
-      'transactionStore',
   'RTCDataChannel.send(ArrayBuffer data)': 'sendByteBuffer',
   'RTCDataChannel.send(ArrayBufferView data)': 'sendTypedData',
   'RTCDataChannel.send(Blob data)': 'sendBlob',
   'RTCDataChannel.send(DOMString data)': 'sendString',
   'SourceBuffer.appendBuffer(ArrayBufferView data)': 'appendTypedData',
   'URL.createObjectURL(MediaSource source)':
       'createObjectUrlFromSource',
   'URL.createObjectURL(WebKitMediaSource source)':
       '_createObjectUrlFromWebKitSource',
   'URL.createObjectURL(MediaStream stream)': 'createObjectUrlFromStream',
@@ skipping 312 matching lines @@
     'HTMLTableRowElement.ch',
     'HTMLTableRowElement.chOff',
     'HTMLTableRowElement.vAlign',
     'HTMLTableSectionElement.align',
     'HTMLTableSectionElement.ch',
     'HTMLTableSectionElement.chOff',
     'HTMLTableSectionElement.vAlign',
     'HTMLTitleElement.text',
     'HTMLUListElement.compact',
     'HTMLUListElement.type',
+    'IDBDatabase.transaction', # We do this in a template without the generated implementation at all.
     'Location.valueOf',
     'MessageEvent.ports',
     'MessageEvent.webkitInitMessageEvent',
     'MouseEvent.x',
     'MouseEvent.y',
     'Navigator.registerServiceWorker',
     'Navigator.unregisterServiceWorker',
     'Navigator.isProtocolHandlerRegistered',
     'Navigator.unregisterProtocolHandler',
     'Node.compareDocumentPosition',
@@ skipping 247 matching lines @@
 
     # We're looking for a sequence of letters which start with capital letter
     # then a series of caps and finishes with either the end of the string or
     # a capital letter.
     # The [0-9] check is for names such as 2D or 3D
     # The following test cases should match as:
     #   WebKitCSSFilterValue: WebKit(C)(SS)(F)ilterValue
     #   XPathNSResolver: (X)()(P)ath(N)(S)(R)esolver (no change)
     #   IFrameElement: (I)()(F)rameElement (no change)
     return re.sub(r'([A-Z])([A-Z]{2,})([A-Z]|$)', toLower, name)