MIPS: Fix mjsunit/harmony/generators-iteration test failure.

BUG=

Review URL: https://codereview.chromium.org/14695004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14512 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/mips/full-codegen-mips.cc

@@ -2057,7 +2057,7 @@ void FullCodeGenerator::EmitGeneratorResume(Expression *generator,
   __ Subu(a3, a3, Operand(1));
   __ Branch(&call_resume, lt, a3, Operand(zero_reg));
   __ push(a2);
-  __ b(&push_operand_holes);
+  __ Branch(&push_operand_holes);
   __ bind(&call_resume);
   __ push(a1);
   __ push(result_register());