Use correct call size for PredictableCodeSizeScopes.

src/arm/code-stubs-arm.cc

Index: src/arm/code-stubs-arm.cc
diff --git a/src/arm/code-stubs-arm.cc b/src/arm/code-stubs-arm.cc
index 81691a347f9b2fb2c6e380385f676c2b230b99b0..a3d740bea65ba57d03f47e8f89fe0309f0335a37 100644
--- a/src/arm/code-stubs-arm.cc
+++ b/src/arm/code-stubs-arm.cc
@@ -4951,8 +4951,9 @@ void StubFailureTrampolineStub::Generate(MacroAssembler* masm) {
 
 void ProfileEntryHookStub::MaybeCallEntryHook(MacroAssembler* masm) {
   if (masm->isolate()->function_entry_hook() != NULL) {
-    PredictableCodeSizeScope predictable(masm, 4 * Assembler::kInstrSize);
     ProfileEntryHookStub stub;
+    int code_size = masm->CallStubSize(&stub) + 2 * Assembler::kInstrSize;
+    PredictableCodeSizeScope predictable(masm, code_size);
     __ push(lr);
     __ CallStub(&stub);
     __ pop(lr);