[C++11] Use 'nullptr'. AST edition.

llvm-svn: 208517
diff --git a/clang/lib/AST/StmtProfile.cpp b/clang/lib/AST/StmtProfile.cpp
index e7db0e6..5dbaa0e 100644
--- a/clang/lib/AST/StmtProfile.cpp
+++ b/clang/lib/AST/StmtProfile.cpp
@@ -558,7 +558,7 @@
   for (unsigned i = 0; i != S->getNumAssocs(); ++i) {
     QualType T = S->getAssocType(i);
     if (T.isNull())
-      ID.AddPointer(0);
+      ID.AddPointer(nullptr);
     else
       VisitType(T);
     VisitExpr(S->getAssocExpr(i));
@@ -952,10 +952,10 @@
   VisitExpr(S);
   ID.AddBoolean(S->isArrow());
   VisitNestedNameSpecifier(S->getQualifier());
-  ID.AddBoolean(S->getScopeTypeInfo() != 0);
+  ID.AddBoolean(S->getScopeTypeInfo() != nullptr);
   if (S->getScopeTypeInfo())
     VisitType(S->getScopeTypeInfo()->getType());
-  ID.AddBoolean(S->getDestroyedTypeInfo() != 0);
+  ID.AddBoolean(S->getDestroyedTypeInfo() != nullptr);
   if (S->getDestroyedTypeInfo())
     VisitType(S->getDestroyedType());
   else
@@ -1216,7 +1216,7 @@
     }
   }
 
-  ID.AddPointer(D? D->getCanonicalDecl() : 0);
+  ID.AddPointer(D? D->getCanonicalDecl() : nullptr);
 }
 
 void StmtProfiler::VisitType(QualType T) {