Remove ASTContext::isObjCObjectPointerType().
Convert all clients to use the new predicate on Type.

llvm-svn: 76076
diff --git a/clang/lib/AST/Expr.cpp b/clang/lib/AST/Expr.cpp
index 44b8dc2..5d22f38 100644
--- a/clang/lib/AST/Expr.cpp
+++ b/clang/lib/AST/Expr.cpp
@@ -991,7 +991,7 @@
       QualType T = VD->getType();
       // dereferencing to an object pointer is always a gc'able candidate
       if (T->isPointerType() && 
-          Ctx.isObjCObjectPointerType(T->getAsPointerType()->getPointeeType()))
+          T->getAsPointerType()->getPointeeType()->isObjCObjectPointerType())
         return true;
         
     }