Hide some runtime functions.

src/arm64/macro-assembler-arm64.cc

Index: src/arm64/macro-assembler-arm64.cc
diff --git a/src/arm64/macro-assembler-arm64.cc b/src/arm64/macro-assembler-arm64.cc
index 1b85fbf6d31c5953e0a2df74c226a73352089323..08ddb8782acc6eadcceb9c757cbe644e1fc68d97 100644
--- a/src/arm64/macro-assembler-arm64.cc
+++ b/src/arm64/macro-assembler-arm64.cc
@@ -1479,9 +1479,9 @@ void MacroAssembler::Throw(BailoutReason reason) {
     // We don't actually want to generate a pile of code for this, so just
     // claim there is a stack frame, without generating one.
     FrameScope scope(this, StackFrame::NONE);
-    CallRuntime(Runtime::kThrowMessage, 1);
+    CallRuntime(Runtime::kHiddenThrowMessage, 1);
   } else {
-    CallRuntime(Runtime::kThrowMessage, 1);
+    CallRuntime(Runtime::kHiddenThrowMessage, 1);
   }
   // ThrowMessage should not return here.
   Unreachable();
@@ -1740,7 +1740,8 @@ void MacroAssembler::CallApiFunctionAndReturn(
   {
     FrameScope frame(this, StackFrame::INTERNAL);
     CallExternalReference(
-        ExternalReference(Runtime::kPromoteScheduledException, isolate()), 0);
+        ExternalReference(
+            Runtime::kHiddenPromoteScheduledException, isolate()), 0);
   }
   B(&exception_handled);