Rename getNullPointer to getNull

llvm-svn: 708
diff --git a/llvm/lib/Bytecode/Reader/ConstantReader.cpp b/llvm/lib/Bytecode/Reader/ConstantReader.cpp
index 8ccaf30..2775a8d 100644
--- a/llvm/lib/Bytecode/Reader/ConstantReader.cpp
+++ b/llvm/lib/Bytecode/Reader/ConstantReader.cpp
@@ -273,7 +273,7 @@
     if (SubClass != 0) return failure(true);
 
 
-    V = ConstPoolPointer::getNullPointer(PT);
+    V = ConstPoolPointer::getNull(PT);
     break;
   }