[turbofan] Add support for accessing Uint8ClampedArrays.

src/compiler/type-cache.h

Index: src/compiler/type-cache.h
diff --git a/src/compiler/type-cache.h b/src/compiler/type-cache.h
index 5579ddbf8bab4b5f7898cc9db961230112686df0..4814959eb202b285e99451493fa48ce7edd8f72b 100644
--- a/src/compiler/type-cache.h
+++ b/src/compiler/type-cache.h
@@ -26,6 +26,8 @@ class TypeCache final {
   Type* const kInt8 = CreateRange<int8_t>();
   Type* const kUint8 = CreateRange<uint8_t>();
   Type* const kUint8Clamped = kUint8;
+  Type* const kUint8OrMinusZeroOrNaN =
+      Type::Union(kUint8, Type::MinusZeroOrNaN(), zone());
   Type* const kInt16 = CreateRange<int16_t>();
   Type* const kUint16 = CreateRange<uint16_t>();
   Type* const kInt32 = Type::Signed32();