[OptTable] Temporarily remove deprecations

These deprecations break the -Werror=deprecated-declarations build.
Deprecations in LLVM must always be preceded by a removal of *all*
in-tree users.

Author: nikic

llvm/include/llvm/Option/OptTable.h

@@ -208,7 +208,6 @@ class OptTable {
                        unsigned MinimumLength = 4,
                        unsigned MaximumDistance = UINT_MAX) const;
 
-  LLVM_DEPRECATED("Use the VisibilityMask overload instead", "")
   unsigned findNearest(StringRef Option, std::string &NearestString,
                        unsigned FlagsToInclude, unsigned FlagsToExclude = 0,
                        unsigned MinimumLength = 4,
@@ -226,7 +225,6 @@ class OptTable {
     return findNearest(Option, ExactString, VisibilityMask, 4, 0) == 0;
   }
 
-  LLVM_DEPRECATED("Use the VisibilityMask overload instead", "")
   bool findExact(StringRef Option, std::string &ExactString,
                  unsigned FlagsToInclude, unsigned FlagsToExclude = 0) const {
     return findNearest(Option, ExactString, FlagsToInclude, FlagsToExclude, 4,
@@ -249,7 +247,6 @@ class OptTable {
   ParseOneArg(const ArgList &Args, unsigned &Index,
               Visibility VisibilityMask = Visibility()) const;
 
-  LLVM_DEPRECATED("Use the VisibilityMask overload instead", "")
   std::unique_ptr<Arg> ParseOneArg(const ArgList &Args, unsigned &Index,
                                    unsigned FlagsToInclude,
                                    unsigned FlagsToExclude) const;
@@ -280,7 +277,6 @@ class OptTable {
                          unsigned &MissingArgCount,
                          Visibility VisibilityMask = Visibility()) const;
 
-  LLVM_DEPRECATED("Use the VisibilityMask overload instead", "")
   InputArgList ParseArgs(ArrayRef<const char *> Args, unsigned &MissingArgIndex,
                          unsigned &MissingArgCount, unsigned FlagsToInclude,
                          unsigned FlagsToExclude = 0) const;
@@ -320,7 +316,6 @@ class OptTable {
                  bool ShowHidden = false, bool ShowAllAliases = false,
                  Visibility VisibilityMask = Visibility()) const;
 
-  LLVM_DEPRECATED("Use the VisibilityMask overload instead", "")
   void printHelp(raw_ostream &OS, const char *Usage, const char *Title,
                  unsigned FlagsToInclude, unsigned FlagsToExclude,
                  bool ShowAllAliases) const;