Remove a duplicated move instruction for store IC calls on ia32.

Review URL: http://codereview.chromium.org/661461

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4004 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/ia32/virtual-frame-ia32.cc

@@ -937,7 +937,6 @@ Result VirtualFrame::CallStoreIC(Handle<String> name, bool is_contextual) {
     PrepareForCall(0, 0);
     value.ToRegister(eax);
     __ mov(edx, Operand(esi, Context::SlotOffset(Context::GLOBAL_INDEX)));
-    __ mov(ecx, name);
     value.Unuse();
   } else {
     Result receiver = Pop();