mimeTypeForExtension   75 content/child/simple_webmimeregistry_impl.cc WebString SimpleWebMimeRegistryImpl::mimeTypeForExtension(
mimeTypeForExtension  495 content/renderer/renderer_webkitplatformsupport_impl.cc RendererWebKitPlatformSupportImpl::MimeRegistry::mimeTypeForExtension(
mimeTypeForExtension  270 content/worker/worker_webkitplatformsupport_impl.cc WebString WorkerWebKitPlatformSupportImpl::mimeTypeForExtension(