Revert "[X86] Define shouldForceRelocation"

This reverts commit 4fdcde5.

Test failures on several bots

Author: jplehr

llvm/lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp

@@ -169,9 +169,6 @@ class X86AsmBackend : public MCAsmBackend {
 
   MCFixupKindInfo getFixupKindInfo(MCFixupKind Kind) const override;
 
-  bool shouldForceRelocation(const MCAssembler &, const MCFixup &,
-                             const MCValue &, const MCSubtargetInfo *) override;
-
   void applyFixup(const MCAssembler &Asm, const MCFixup &Fixup,
                   const MCValue &Target, MutableArrayRef<char> Data,
                   uint64_t Value, bool IsResolved,
@@ -690,12 +687,6 @@ static unsigned getFixupKindSize(unsigned Kind) {
   }
 }
 
-bool X86AsmBackend::shouldForceRelocation(const MCAssembler &, const MCFixup &,
-                                          const MCValue &Target,
-                                          const MCSubtargetInfo *) {
-  return Target.getSpecifier();
-}
-
 void X86AsmBackend::applyFixup(const MCAssembler &Asm, const MCFixup &Fixup,
                                const MCValue &, MutableArrayRef<char> Data,
                                uint64_t Value, bool IsResolved,