Add missing ConstantPoolUnavailableScopes on JS return.

src/arm/full-codegen-arm.cc

Index: src/arm/full-codegen-arm.cc
diff --git a/src/arm/full-codegen-arm.cc b/src/arm/full-codegen-arm.cc
index bc4b2e3951660164e3463146bfabd0d3be2e36aa..d084b68e96c6bd44b1019a202194636a8a451dba 100644
--- a/src/arm/full-codegen-arm.cc
+++ b/src/arm/full-codegen-arm.cc
@@ -448,9 +448,11 @@ void FullCodeGenerator::EmitReturnSequence() {
       PredictableCodeSizeScope predictable(masm_, -1);
       __ RecordJSReturn();
       int no_frame_start = __ LeaveFrame(StackFrame::JAVA_SCRIPT);
-      __ add(sp, sp, Operand(sp_delta));
-      __ Jump(lr);
-      info_->AddNoFrameRange(no_frame_start, masm_->pc_offset());
+      { ConstantPoolUnavailableScope constant_pool_unavailable(masm_);
+        __ add(sp, sp, Operand(sp_delta));
+        __ Jump(lr);
+        info_->AddNoFrameRange(no_frame_start, masm_->pc_offset());
+      }
     }
 
 #ifdef DEBUG