Merged r13113 into trunk branch.

src/arm/codegen-arm.cc

Index: src/arm/codegen-arm.cc
diff --git a/src/arm/codegen-arm.cc b/src/arm/codegen-arm.cc
index af2f21623160a9aa192c142115547dd1e8d45c0b..300772ac043bb05df28e49cda9293d7d37122133 100644
--- a/src/arm/codegen-arm.cc
+++ b/src/arm/codegen-arm.cc
@@ -606,6 +606,7 @@ static byte* GetNoCodeAgeSequence(uint32_t* length) {
   *length = kNoCodeAgeSequenceLength * Assembler::kInstrSize;
   if (!initialized) {
     CodePatcher patcher(byte_sequence, kNoCodeAgeSequenceLength);
+    PredictableCodeSizeScope scope(patcher.masm(), *length);
     patcher.masm()->stm(db_w, sp, r1.bit() | cp.bit() | fp.bit() | lr.bit());
     patcher.masm()->LoadRoot(ip, Heap::kUndefinedValueRootIndex);
     patcher.masm()->add(fp, sp, Operand(2 * kPointerSize));