Fix ARM debug build

TBR=fschneider@chromium.org

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@3216 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/arm/fast-codegen-arm.cc

@@ -148,7 +148,7 @@ void FastCodeGenerator::EmitReturnSequence(int position) {
     // can be encoded in the instruction and which immediate values requires
     // use of an additional instruction for moving the immediate to a temporary
     // register.
-  ASSERT_EQ(expected_return_sequence_length,
+    ASSERT_EQ(return_sequence_length,
               masm_->InstructionsGeneratedSince(&check_exit_codesize));
   }
 }