[unwind removal] Remove all of the code for the dead 'unwind' instruction. There

were no 'unwind' instructions being generated before this, so this is in effect
a no-op.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149906 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm-c/Core.h

@@ -200,9 +200,7 @@ typedef enum {
 
   /* Exception Handling Operators */
   LLVMResume         = 58,
-  LLVMLandingPad     = 59,
-  LLVMUnwind         = 60
-
+  LLVMLandingPad     = 59
 
 } LLVMOpcode;