Cut Promise::setException overload taking std::exception_ptr

Summary:
[Folly] Cut `Promise::setException` overload taking `std::exception_ptr`.

It is from a time before `exception_wrapper`.

Reviewed By: marshallcline

Differential Revision: D8110117

fbshipit-source-id: f3a3f150267efc8c22a83dc90c7f52a728ef3de7

folly/futures/Promise-inl.h

@@ -107,11 +107,6 @@ Promise<T>::setException(E const& e) {
   setException(make_exception_wrapper<E>(e));
 }
 
-template <class T>
-void Promise<T>::setException(std::exception_ptr const& ep) {
-  setException(exception_wrapper::from_exception_ptr(ep));
-}
-
 template <class T>
 void Promise<T>::setException(exception_wrapper ew) {
   throwIfFulfilled();

folly/futures/Promise.h

@@ -254,14 +254,6 @@ class Promise {
   /// - The associated future (if any) will complete with the exception.
   void setException(exception_wrapper ew);
 
-  /// Fulfill the Promise with the exception referenced by `ep` *as if* by
-  ///   `setException(exception_wrapper::from_exception_ptr(ep))`.
-  ///
-  /// Please see `setException(exception_wrapper)` for semantics/contract.
-  /// Please also use `setException(exception_wrapper)` instead of this.
-  [[deprecated("use setException(exception_wrapper)")]]
-  void setException(std::exception_ptr const& ep);
-
   /// Fulfill the Promise with exception `e` *as if* by
   ///   `setException(make_exception_wrapper<E>(e))`.
   ///

folly/futures/test/PromiseTest.cpp

@@ -315,17 +315,6 @@ TEST(Promise, setException) {
     p.setException(eggs);
     EXPECT_THROW(f.value(), eggs_t);
   }
-  {
-    Promise<Unit> p;
-    auto f = p.getFuture();
-    // Calling setException() with an exception_ptr is deprecated,
-    // but don't complain about this in the test for this function.
-    FOLLY_PUSH_WARNING
-    FOLLY_GNU_DISABLE_WARNING("-Wdeprecated-declarations")
-    p.setException(std::make_exception_ptr(eggs));
-    FOLLY_POP_WARNING
-    EXPECT_THROW(f.value(), eggs_t);
-  }
   {
     Promise<Unit> p;
     auto f = p.getFuture();