Use WebIDBKeyPath type in WebKit API, implement IndexedDBKeyPath type.

content/browser/in_process_webkit/browser_webkitplatformsupport_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/browser/in_process_webkit/browser_webkitplatformsupport_impl.h"
 
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "content/browser/gpu/browser_gpu_channel_host_factory.h"
 #include "content/browser/in_process_webkit/indexed_db_key_utility_client.h"
 #include "content/common/indexed_db/indexed_db_key.h"
+#include "content/common/indexed_db/indexed_db_key_path.h"
 #include "content/public/common/serialized_script_value.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebData.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebSerializedScriptValue.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebURL.h"
 #include "webkit/glue/webkit_glue.h"
 
 BrowserWebKitPlatformSupportImpl::BrowserWebKitPlatformSupportImpl() {
   file_utilities_.set_sandbox_enabled(false);
 }
@@ skipping 101 matching lines @@
 
 int BrowserWebKitPlatformSupportImpl::databaseDeleteFile(
     const WebKit::WebString& vfs_file_name, bool sync_dir) {
   const FilePath path = webkit_glue::WebStringToFilePath(vfs_file_name);
   return file_util::Delete(path, false) ? 0 : 1;
 }
 
 void
 BrowserWebKitPlatformSupportImpl::createIDBKeysFromSerializedValuesAndKeyPath(
     const WebKit::WebVector<WebKit::WebSerializedScriptValue>& values,
-    const WebKit::WebString& keyPath,
+    const WebKit::WebIDBKeyPath& keyPath,
     WebKit::WebVector<WebKit::WebIDBKey>& keys) {
 
   std::vector<content::SerializedScriptValue> std_values;
   size_t size = values.size();
   std_values.reserve(size);
   for (size_t i = 0; i < size; ++i)
     std_values.push_back(content::SerializedScriptValue(values[i]));
 
   std::vector<IndexedDBKey> std_keys;
   IndexedDBKeyUtilityClient::
-      CreateIDBKeysFromSerializedValuesAndKeyPath(std_values, keyPath,
-                                                  &std_keys);
+      CreateIDBKeysFromSerializedValuesAndKeyPath(
+          std_values, content::IndexedDBKeyPath(keyPath), &std_keys);
 
   keys = std_keys;
 }
 
 WebKit::WebSerializedScriptValue
 BrowserWebKitPlatformSupportImpl::injectIDBKeyIntoSerializedValue(
     const WebKit::WebIDBKey& key, const WebKit::WebSerializedScriptValue& value,
-    const WebKit::WebString& keyPath) {
+    const WebKit::WebIDBKeyPath& keyPath) {
   return IndexedDBKeyUtilityClient::InjectIDBKeyIntoSerializedValue(
-      IndexedDBKey(key), content::SerializedScriptValue(value), keyPath);
+      IndexedDBKey(key), content::SerializedScriptValue(value),
+      content::IndexedDBKeyPath(keyPath));
 }
 
 GpuChannelHostFactory*
 BrowserWebKitPlatformSupportImpl::GetGpuChannelHostFactory() {
   return content::BrowserGpuChannelHostFactory::instance();
 }