gn build: (manually) merge r373622

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@373627 91177308-0d34-0410-b5e6-96231b3b80d8

Author: nico

utils/gn/secondary/llvm/tools/dsymutil/BUILD.gn

@@ -1,9 +1,18 @@
+import("//llvm/utils/TableGen/tablegen.gni")
+
+tablegen("Options") {
+  visibility = [ ":dsymutil" ]
+  args = [ "-gen-opt-parser-defs" ]
+}
+
 executable("dsymutil") {
   deps = [
+    ":Options",
     "//llvm/lib/CodeGen/AsmPrinter",
     "//llvm/lib/DebugInfo/DWARF",
     "//llvm/lib/MC",
     "//llvm/lib/Object",
+    "//llvm/lib/Option",
     "//llvm/lib/Support",
     "//llvm/lib/Target",
     "//llvm/lib/Target:TargetsToBuild",