Split the ASTNode out for compound assignments out from binary operators.  Now
they show up in dumps etc.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@41393 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/AST/Expr.cpp b/AST/Expr.cpp
index d5fd241..535e1ef 100644
--- a/AST/Expr.cpp
+++ b/AST/Expr.cpp
@@ -231,7 +231,7 @@
   }
   case BinaryOperatorClass:
     return cast<BinaryOperator>(this)->isAssignmentOp();
-  case CompoundAssignOperator:
+  case CompoundAssignOperatorClass:
     return true;
 
   case MemberExprClass: