Generate taken-test during trip-count analysis.

Rationale: for loops that may not be taken, this taken-test
           can be used by clients of the induction variable
           analysis to ensure trip-count evaluation is valid.

Change-Id: Ia64749e2389b7224e69d6a49bb604b1964c11068
diff --git a/compiler/optimizing/induction_var_range_test.cc b/compiler/optimizing/induction_var_range_test.cc
index 8fbc59f..ce8926a 100644
--- a/compiler/optimizing/induction_var_range_test.cc
+++ b/compiler/optimizing/induction_var_range_test.cc
@@ -125,7 +125,7 @@
 
   /** Constructs a trip-count. */
   HInductionVarAnalysis::InductionInfo* CreateTripCount(int32_t tc) {
-    return iva_->CreateTripCount(HInductionVarAnalysis::kTripCountInLoop, CreateConst(tc));
+    return iva_->CreateTripCount(HInductionVarAnalysis::kTripCountInLoop, CreateConst(tc), nullptr);
   }
 
   /** Constructs a linear a * i + b induction. */