Annotate absl::AnyInvocable as an owner type via [[gsl::Owner]] and absl_internal_is_view = std::false_type

PiperOrigin-RevId: 813889090
Change-Id: Ie2a2577e32475af8edbcf4ea939fdf747d81904b

absl/functional/any_invocable.h

diff --git a/absl/functional/any_invocable.h b/absl/functional/any_invocable.h
index ade6cff..6dd72b6 100644
--- a/absl/functional/any_invocable.h
+++ b/absl/functional/any_invocable.h
@@ -39,6 +39,7 @@
 #include <type_traits>
 #include <utility>
 
+#include "absl/base/attributes.h"
 #include "absl/base/config.h"
 #include "absl/base/nullability.h"
 #include "absl/functional/internal/any_invocable.h"
@@ -159,7 +160,7 @@
 //   AnyInvocable<void()> empty;
 //   empty();  // WARNING: Undefined behavior!
 template <class Sig>
-class ABSL_NULLABILITY_COMPATIBLE AnyInvocable
+class ABSL_NULLABILITY_COMPATIBLE ABSL_ATTRIBUTE_OWNER AnyInvocable
     : private internal_any_invocable::Impl<Sig> {
  private:
   static_assert(
@@ -171,6 +172,7 @@
  public:
   // The return type of Sig
   using result_type = typename Impl::result_type;
+  using absl_internal_is_view = std::false_type;
 
   // Constructors