diff --git a/compiler/optimizing/loop_optimization.h b/compiler/optimizing/loop_optimization.h
index 11e9698..7807da1 100644
--- a/compiler/optimizing/loop_optimization.h
+++ b/compiler/optimizing/loop_optimization.h
@@ -78,12 +78,10 @@
     kNoSignedHAdd    = 1 << 5,   // no signed halving add
     kNoUnroundedHAdd = 1 << 6,   // no unrounded halving add
     kNoAbs           = 1 << 7,   // no absolute value
-    kNoMinMax        = 1 << 8,   // no min/max
-    kNoStringCharAt  = 1 << 9,   // no StringCharAt
-    kNoReduction     = 1 << 10,  // no reduction
-    kNoSAD           = 1 << 11,  // no sum of absolute differences (SAD)
-    kNoWideSAD       = 1 << 12,  // no sum of absolute differences (SAD) with operand widening
-    kNoSaturation    = 1 << 13,  // no saturation arithmetic
+    kNoStringCharAt  = 1 << 8,   // no StringCharAt
+    kNoReduction     = 1 << 9,   // no reduction
+    kNoSAD           = 1 << 10,  // no sum of absolute differences (SAD)
+    kNoWideSAD       = 1 << 11,  // no sum of absolute differences (SAD) with operand widening
   };
 
   /*
@@ -188,8 +186,7 @@
   void GenerateVecOp(HInstruction* org,
                      HInstruction* opa,
                      HInstruction* opb,
-                     DataType::Type type,
-                     bool is_unsigned = false);
+                     DataType::Type type);
 
   // Vectorization idioms.
   bool VectorizeSaturationIdiom(LoopNode* node,