FileAPI: Add WebFileSystem::resolveURL

Source/web/WebFileSystemCallbacksImpl.cpp

Index: Source/web/WebFileSystemCallbacksImpl.cpp
diff --git a/Source/web/WebFileSystemCallbacksImpl.cpp b/Source/web/WebFileSystemCallbacksImpl.cpp
index 619ba58c9ca8dbf7de27fa053bf931c5b8754426..9c812e3e6c1a2fca74e9b09bdcf901e754833fcd 100644
--- a/Source/web/WebFileSystemCallbacksImpl.cpp
+++ b/Source/web/WebFileSystemCallbacksImpl.cpp
@@ -107,6 +107,13 @@ void WebFileSystemCallbacksImpl::didOpenFileSystem(const WebString& name, const
     m_callbacks->didOpenFileSystem(name, rootURL, AsyncFileSystemChromium::create());
 }
 
+void WebFileSystemCallbacksImpl::didResolveURL(const WebString& name, const WebURL& rootURL, const WebString& filePath, bool isDirectory)
+{
+    // This object is intended to delete itself on exit.
+    OwnPtr<WebFileSystemCallbacksImpl> callbacks = adoptPtr(this);
+    m_callbacks->didResolveURL(name, rootURL, filePath, isDirectory, AsyncFileSystemChromium::create());
+}
+
 void WebFileSystemCallbacksImpl::didCreateFileWriter(WebFileWriter* webFileWriter, long long length)
 {
     // This object is intended to delete itself on exit.