[Sema] Use llvm::all_of (NFC)

Author: kazutakahirata

clang/lib/Sema/Sema.cpp

@@ -2758,7 +2758,7 @@ bool Sema::isDeclaratorFunctionLike(Declarator &D) {
     return false;
 
   LookupQualifiedName(LR, DC);
-  bool Result = std::all_of(LR.begin(), LR.end(), [](Decl *Dcl) {
+  bool Result = llvm::all_of(LR, [](Decl *Dcl) {
     if (NamedDecl *ND = dyn_cast<NamedDecl>(Dcl)) {
       ND = ND->getUnderlyingDecl();
       return isa<FunctionDecl>(ND) || isa<FunctionTemplateDecl>(ND) ||