Rollback of r14587 in trunk branch.

src/ia32/lithium-ia32.h

Index: src/ia32/lithium-ia32.h
diff --git a/src/ia32/lithium-ia32.h b/src/ia32/lithium-ia32.h
index 8202418918dee53ae6db8fd1b46d9ff64888a769..ba2285a2f81b0b884fd30aaef87408b814404b88 100644
--- a/src/ia32/lithium-ia32.h
+++ b/src/ia32/lithium-ia32.h
@@ -1369,11 +1369,6 @@ class LAddI: public LTemplateInstruction<1, 2, 0> {
   LOperand* left() { return inputs_[0]; }
   LOperand* right() { return inputs_[1]; }
 
-  static bool UseLea(HAdd* add) {
-    return !add->CheckFlag(HValue::kCanOverflow) &&
-        add->BetterLeftOperand()->UseCount() > 1;
-  }
-
   DECLARE_CONCRETE_INSTRUCTION(AddI, "add-i")
   DECLARE_HYDROGEN_ACCESSOR(Add)
 };