Use WebIDBKeyPath type in WebKit API, implement IndexedDBKeyPath type.

content/common/indexed_db/proxy_webidbdatabase_impl.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/common/indexed_db/proxy_webidbdatabase_impl.h"
 
 #include "content/common/child_thread.h"
 #include "content/common/indexed_db/indexed_db_messages.h"
 #include "content/common/indexed_db/indexed_db_dispatcher.h"
 #include "content/common/indexed_db/proxy_webidbobjectstore_impl.h"
 #include "content/common/indexed_db/proxy_webidbtransaction_impl.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebIDBKeyPath.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebVector.h"
 #include "webkit/glue/worker_task_runner.h"
 
 using WebKit::WebDOMStringList;
 using WebKit::WebExceptionCode;
 using WebKit::WebFrame;
 using WebKit::WebIDBCallbacks;
 using WebKit::WebIDBDatabaseCallbacks;
+using WebKit::WebIDBKeyPath;
 using WebKit::WebIDBTransaction;
 using WebKit::WebString;
 using WebKit::WebVector;
 using webkit_glue::WorkerTaskRunner;
 
 RendererWebIDBDatabaseImpl::RendererWebIDBDatabaseImpl(int32 idb_database_id)
     : idb_database_id_(idb_database_id) {
 }
 
 RendererWebIDBDatabaseImpl::~RendererWebIDBDatabaseImpl() {
@@ skipping 26 matching lines @@
   WebDOMStringList webResult;
   for (std::vector<string16>::const_iterator it = result.begin();
        it != result.end(); ++it) {
     webResult.append(*it);
   }
   return webResult;
 }
 
 WebKit::WebIDBObjectStore* RendererWebIDBDatabaseImpl::createObjectStore(
     const WebKit::WebString& name,
-    const WebKit::WebString& key_path,
+    const WebKit::WebIDBKeyPath& key_path,
     bool auto_increment,
     const WebKit::WebIDBTransaction& transaction,
     WebExceptionCode& ec) {
   IndexedDBHostMsg_DatabaseCreateObjectStore_Params params;
   params.name = name;
-  params.key_path = key_path;
+  params.key_path = content::IndexedDBKeyPath(key_path);
   params.auto_increment = auto_increment;
   params.transaction_id = IndexedDBDispatcher::TransactionId(transaction);
   params.idb_database_id = idb_database_id_;
 
   int object_store;
   IndexedDBDispatcher::Send(
       new IndexedDBHostMsg_DatabaseCreateObjectStore(
           params, &object_store, &ec));
   if (!object_store)
     return NULL;
@@ skipping 43 matching lines @@
       IndexedDBDispatcher::ThreadSpecificInstance();
   dispatcher->RequestIDBDatabaseClose(idb_database_id_);
 }
 
 void RendererWebIDBDatabaseImpl::open(WebIDBDatabaseCallbacks* callbacks) {
   IndexedDBDispatcher* dispatcher =
       IndexedDBDispatcher::ThreadSpecificInstance();
   DCHECK(dispatcher);
   dispatcher->RequestIDBDatabaseOpen(callbacks, idb_database_id_);
 }