8328064: Remove obsolete comments in constantPool and metadataFactory

Reviewed-by: coleenp

src/hotspot/share/memory/metadataFactory.hpp

@@ -36,8 +36,6 @@ class MetadataFactory : AllStatic {
  public:
   template <typename T>
   static Array<T>* new_array(ClassLoaderData* loader_data, int length, TRAPS) {
-    // The "true" argument is because all metadata arrays are read only when
-    // dumped to the shared archive
     return new (loader_data, length, THREAD) Array<T>(length);
   }
 

src/hotspot/share/oops/constantPool.cpp

@@ -155,7 +155,7 @@ void ConstantPool::metaspace_pointers_do(MetaspaceClosure* it) {
 
   for (int i = 0; i < length(); i++) {
     // The only MSO's embedded in the CP entries are Symbols:
-    //   JVM_CONSTANT_String (normal and pseudo)
+    //   JVM_CONSTANT_String
     //   JVM_CONSTANT_Utf8
     constantTag ctag = tag_at(i);
     if (ctag.is_string() || ctag.is_utf8()) {