Remove unnecessary ClassLiteral name member and simplify Function.name handling

src/runtime/runtime.h

Index: src/runtime/runtime.h
diff --git a/src/runtime/runtime.h b/src/runtime/runtime.h
index fa5d18f7f34c13357a636eb2050175990243220e..51cda541f0b55ef054e74fcc713d79e264b4ebd5 100644
--- a/src/runtime/runtime.h
+++ b/src/runtime/runtime.h
@@ -74,7 +74,6 @@ namespace internal {
   F(AtomicsFutexWakeOrRequeue, 5, 1) \
   F(AtomicsFutexNumWaitersForTesting, 2, 1)
 
-
 #define FOR_EACH_INTRINSIC_CLASSES(F)       \
   F(ThrowNonMethodError, 0, 1)              \
   F(ThrowUnsupportedSuperError, 0, 1)       \
@@ -83,7 +82,7 @@ namespace internal {
   F(ThrowStaticPrototypeError, 0, 1)        \
   F(ThrowIfStaticPrototype, 1, 1)           \
   F(HomeObjectSymbol, 0, 1)                 \
-  F(DefineClass, 5, 1)                      \
+  F(DefineClass, 4, 1)                      \
   F(FinalizeClassDefinition, 2, 1)          \
   F(DefineClassMethod, 3, 1)                \
   F(LoadFromSuper, 4, 1)                    \
@@ -94,7 +93,6 @@ namespace internal {
   F(StoreKeyedToSuper_Sloppy, 4, 1)         \
   F(GetSuperConstructor, 1, 1)
 
-
 #define FOR_EACH_INTRINSIC_COLLECTIONS(F) \
   F(StringGetRawHashField, 1, 1)          \
   F(TheHole, 0, 1)                        \