At Fariborz's request, a somewhat cleaner bit-combining hack.

llvm-svn: 116524
diff --git a/clang/lib/Serialization/ASTReader.cpp b/clang/lib/Serialization/ASTReader.cpp
index 23f2eaa..2002ccd 100644
--- a/clang/lib/Serialization/ASTReader.cpp
+++ b/clang/lib/Serialization/ASTReader.cpp
@@ -2729,7 +2729,7 @@
     }
     bool IsDependent = Record[0];
     QualType T = Context->getRecordType(cast<RecordDecl>(GetDecl(Record[1])));
-    T->Dependent = IsDependent;
+    T->setDependent(IsDependent);
     return T;
   }
 
@@ -2740,7 +2740,7 @@
     }
     bool IsDependent = Record[0];
     QualType T = Context->getEnumType(cast<EnumDecl>(GetDecl(Record[1])));
-    T->Dependent = IsDependent;
+    T->setDependent(IsDependent);
     return T;
   }
 
@@ -2855,7 +2855,7 @@
     else
       T = Context->getTemplateSpecializationType(Name, Args.data(),
                                                  Args.size(), Canon);
-    T->Dependent = IsDependent;
+    T->setDependent(IsDependent);
     return T;
   }
   }