message: fix build failure due to unused capture signaled by clang
diff: @@ -672,7 +672,7 @@ public:
  llvm::SmallVector<const llvm::Value *> Objs;
  llvm::getUnderlyingObjects(Ptr, Objs);
  - if (llvm::all_of(Objs, [this](const llvm::Value *V) {
  + if (llvm::all_of(Objs, [](const llvm::Value *V) {
  // Stack coloring algorithm doesn't assign slots for global variables
  // or objects passed as pointer arguments
  return llvm::isa<llvm::Argument,
  