Get rid of unused label varaible.

TBR=lrn@chromium.org
Review URL: http://codereview.chromium.org/261023

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@3035 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/ia32/ic-ia32.cc

@@ -423,7 +423,7 @@ void KeyedStoreIC::GenerateGeneric(MacroAssembler* masm) {
   __ mov(edx, eax);  // Save the value.
   __ sar(eax, kSmiTagSize);  // Untag the value.
   {  // Clamp the value to [0..255].
-    Label done, is_negative;
+    Label done;
     __ test(eax, Immediate(0xFFFFFF00));
     __ j(zero, &done);
     __ setcc(negative, eax);  // 1 if negative, 0 if positive.

src/x64/ic-x64.cc

@@ -488,7 +488,7 @@ void KeyedStoreIC::GenerateGeneric(MacroAssembler* masm) {
   __ movq(rdx, rax);  // Save the value.
   __ SmiToInteger32(rax, rax);
   {  // Clamp the value to [0..255].
-    Label done, is_negative;
+    Label done;
     __ testl(rax, Immediate(0xFFFFFF00));
     __ j(zero, &done);
     __ setcc(negative, rax);  // 1 if negative, 0 if positive.