Removing FileUtilities::revealOSInFolder which is not used anymore

webkit/glue/webfileutilities_impl.cc

Index: webkit/glue/webfileutilities_impl.cc
diff --git a/webkit/glue/webfileutilities_impl.cc b/webkit/glue/webfileutilities_impl.cc
index a1110e690b99edf228aa85691aa474053a2f9f37..aefecf272a05cce0bc160ee217a025b98a54babc 100644
--- a/webkit/glue/webfileutilities_impl.cc
+++ b/webkit/glue/webfileutilities_impl.cc
@@ -24,10 +24,6 @@ WebFileUtilitiesImpl::WebFileUtilitiesImpl()
 WebFileUtilitiesImpl::~WebFileUtilitiesImpl() {
 }
 
-void WebFileUtilitiesImpl::revealFolderInOS(const WebString& path) {
-  NOTREACHED();
-}
-
 bool WebFileUtilitiesImpl::fileExists(const WebString& path) {
   FilePath::StringType file_path = WebStringToFilePathString(path);
   return file_util::PathExists(FilePath(file_path));