Fix presubmit

Review URL: http://codereview.chromium.org/6326002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@6307 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/x64/lithium-codegen-x64.cc

@@ -795,7 +795,6 @@ void LCodeGen::DoReturn(LReturn* instr) {
   __ movq(rsp, rbp);
   __ pop(rbp);
   __ ret((ParameterCount() + 1) * kPointerSize);
-
 }