Revert "Convenience method commonSymbolOwner."

I'm reverting 14704da1b8 because it isn't yet used anywhere,
but leaving it in the history because I or someone is going to
put it to work.

1 files changed, 0 insertions, 18 deletions

diff --git a/src/reflect/scala/reflect/internal/Symbols.scala b/src/reflect/scala/reflect/internal/Symbols.scala
index 9a4b272d6c..53a236fa3c 100644
--- a/src/reflect/scala/reflect/internal/Symbols.scala
+++ b/src/reflect/scala/reflect/internal/Symbols.scala
@@ -45,24 +45,6 @@ trait Symbols extends api.Symbols { self: SymbolTable =>
     m
   }
 
-  /** The deepest symbol which appears in the owner chains of all
-   *  the given symbols.
-   */
-  def commonSymbolOwner(syms: List[Symbol]): Symbol = {
-    def loop(owner: Symbol, rest: List[Symbol]): Symbol = rest match {
-      case Nil                                    => owner
-      case x :: xs if x.ownerChain contains owner => loop(owner, xs)
-      case x :: xs if owner.ownerChain contains x => loop(x, xs)
-      case x :: xs                                =>
-        x.ownerChain find (owner.ownerChain contains _) match {
-          case Some(common) => loop(common, xs)
-          case _            => NoSymbol
-        }
-    }
-    if (syms.isEmpty || (syms contains NoSymbol)) NoSymbol
-    else loop(syms.head.owner, syms.tail)
-  }
-
   /** Create a new free term.  Its owner is NoSymbol.
    */
   def newFreeTermSymbol(name: TermName, value: => Any, flags: Long = 0L, origin: String): FreeTermSymbol =