[APFloat] Remove the redundent function body of uninitialized ctor, which should be done in r285468

llvm-svn: 285486
diff --git a/llvm/lib/Support/APFloat.cpp b/llvm/lib/Support/APFloat.cpp
index 20e7841..3a33d74 100644
--- a/llvm/lib/Support/APFloat.cpp
+++ b/llvm/lib/Support/APFloat.cpp
@@ -821,10 +821,7 @@
 // Delegate to the previous constructor, because later copy constructor may
 // actually inspects category, which can't be garbage.
 IEEEFloat::IEEEFloat(const fltSemantics &ourSemantics, uninitializedTag tag)
-    : IEEEFloat(ourSemantics) {
-  // Allocates storage if necessary but does not initialize it.
-  initialize(&ourSemantics);
-}
+    : IEEEFloat(ourSemantics) {}
 
 IEEEFloat::IEEEFloat(const IEEEFloat &rhs) {
   initialize(rhs.semantics);