GetDLLSuffix: Remove the leading dot from LTDL_SHLIB_EXT.

This allows using GetDLLSuffix() with appendSuffix().

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118051 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Linker/Linker.cpp b/lib/Linker/Linker.cpp
index eb3fb6b..19ecaa3 100644
--- a/lib/Linker/Linker.cpp
+++ b/lib/Linker/Linker.cpp
@@ -133,7 +133,7 @@
 
   // Try the libX.so (or .dylib) form
   FullPath.eraseSuffix();
-  FullPath.appendSuffix(&(LTDL_SHLIB_EXT[1]));
+  FullPath.appendSuffix(sys::Path::GetDLLSuffix());
   if (FullPath.isDynamicLibrary())  // Native shared library?
     return FullPath;
   if (FullPath.isBitcodeFile())    // .so file containing bitcode?