Convert more code to use new style casts
Eliminate old style casts from value.h


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@696 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Bytecode/Reader/ReaderInternals.h b/lib/Bytecode/Reader/ReaderInternals.h
index ed4f1a4..cf5a43e 100644
--- a/lib/Bytecode/Reader/ReaderInternals.h
+++ b/lib/Bytecode/Reader/ReaderInternals.h
@@ -129,8 +129,7 @@
 
 struct MethPlaceHolderHelper : public Method {
   MethPlaceHolderHelper(const Type *Ty) 
-    : Method((const MethodType*)Ty) {
-    assert(Ty->isMethodType() && "Method placeholders must be method types!");
+    : Method(cast<const MethodType>(Ty)) {
   }
 };