[PM/AA] Remove the UnknownSize static member from AliasAnalysis.

This is now living in MemoryLocation, which is what it pertains to. It
is also an enum there rather than a static data member which is left
never defined.

llvm-svn: 239886
diff --git a/llvm/lib/Analysis/LoopAccessAnalysis.cpp b/llvm/lib/Analysis/LoopAccessAnalysis.cpp
index 3dcb13b..8425b75 100644
--- a/llvm/lib/Analysis/LoopAccessAnalysis.cpp
+++ b/llvm/lib/Analysis/LoopAccessAnalysis.cpp
@@ -212,7 +212,7 @@
   /// \brief Register a load  and whether it is only read from.
   void addLoad(MemoryLocation &Loc, bool IsReadOnly) {
     Value *Ptr = const_cast<Value*>(Loc.Ptr);
-    AST.add(Ptr, AliasAnalysis::UnknownSize, Loc.AATags);
+    AST.add(Ptr, MemoryLocation::UnknownSize, Loc.AATags);
     Accesses.insert(MemAccessInfo(Ptr, false));
     if (IsReadOnly)
       ReadOnlyPtr.insert(Ptr);
@@ -221,7 +221,7 @@
   /// \brief Register a store.
   void addStore(MemoryLocation &Loc) {
     Value *Ptr = const_cast<Value*>(Loc.Ptr);
-    AST.add(Ptr, AliasAnalysis::UnknownSize, Loc.AATags);
+    AST.add(Ptr, MemoryLocation::UnknownSize, Loc.AATags);
     Accesses.insert(MemAccessInfo(Ptr, true));
   }