Breaking change: Remove deprecated clear APIs on repeated fields

PiperOrigin-RevId: 589920681

src/google/protobuf/arena_unittest.cc

@@ -953,20 +953,6 @@ TEST(ArenaTest, AddAllocatedWithReflection) {
 }
 
 TEST(ArenaTest, RepeatedPtrFieldAddClearedTest) {
-#ifndef PROTOBUF_FUTURE_REMOVE_CLEARED_API
-  {
-    PROTOBUF_IGNORE_DEPRECATION_START
-    RepeatedPtrField<TestAllTypes> repeated_field;
-    EXPECT_TRUE(repeated_field.empty());
-    EXPECT_EQ(0, repeated_field.size());
-    // Ownership is passed to repeated_field.
-    TestAllTypes* cleared = new TestAllTypes();
-    repeated_field.AddCleared(cleared);
-    EXPECT_TRUE(repeated_field.empty());
-    EXPECT_EQ(0, repeated_field.size());
-    PROTOBUF_IGNORE_DEPRECATION_STOP
-  }
-#endif  // !PROTOBUF_FUTURE_REMOVE_CLEARED_API
   {
     RepeatedPtrField<TestAllTypes> repeated_field;
     EXPECT_TRUE(repeated_field.empty());

src/google/protobuf/port_def.inc

@@ -159,10 +159,6 @@ static_assert(PROTOBUF_ABSL_MIN(20230125, 3),
 
 #ifdef PROTOBUF_FUTURE_BREAKING_CHANGES
 
-// Used to remove the manipulation of cleared elements in RepeatedPtrField.
-// Owner: mkruskal@
-#define PROTOBUF_FUTURE_REMOVE_CLEARED_API 1
-
 // Used for descriptor proto extension declarations.
 // Owner: shaod@, gberg@
 #define PROTOBUF_FUTURE_DESCRIPTOR_EXTENSION_DECL 1

src/google/protobuf/port_undef.inc

@@ -84,7 +84,6 @@
 
 #ifdef PROTOBUF_FUTURE_BREAKING_CHANGES
 #undef PROTOBUF_FUTURE_BREAKING_CHANGES
-#undef PROTOBUF_FUTURE_REMOVE_CLEARED_API
 #undef PROTOBUF_FUTURE_DESCRIPTOR_EXTENSION_DECL
 #endif
 

src/google/protobuf/repeated_field_unittest.cc

@@ -1675,19 +1675,6 @@ TEST(RepeatedPtrField, ClearedElements) {
 
   field.Clear();
   EXPECT_EQ(field.ClearedCount(), 2);
-#ifndef PROTOBUF_FUTURE_REMOVE_CLEARED_API
-  EXPECT_EQ(field.ReleaseCleared(), original);  // Take ownership again.
-  EXPECT_EQ(field.ClearedCount(), 1);
-  EXPECT_NE(field.Add(), original);
-  EXPECT_EQ(field.ClearedCount(), 0);
-  EXPECT_NE(field.Add(), original);
-  EXPECT_EQ(field.ClearedCount(), 0);
-
-  field.AddCleared(original);  // Give ownership back, but as a cleared object.
-  EXPECT_EQ(field.ClearedCount(), 1);
-  EXPECT_EQ(field.Add(), original);
-  EXPECT_EQ(field.ClearedCount(), 0);
-#endif  // !PROTOBUF_FUTURE_REMOVE_CLEARED_API
   PROTOBUF_IGNORE_DEPRECATION_STOP
 }
 

src/google/protobuf/repeated_ptr_field.h

@@ -1174,26 +1174,6 @@ class RepeatedPtrField final : private internal::RepeatedPtrFieldBase {
   ABSL_DEPRECATED("This will be removed in a future release")
   int ClearedCount() const;
 
-#ifndef PROTOBUF_FUTURE_REMOVE_CLEARED_API
-  // Adds an element to the pool of cleared objects, passing ownership to
-  // the RepeatedPtrField.  The element must be cleared prior to calling
-  // this method.
-  //
-  // This method cannot be called when either the repeated field or |value| is
-  // on an arena; both cases will trigger a ABSL_DCHECK-failure.
-  ABSL_DEPRECATED("This will be removed in a future release")
-  void AddCleared(Element* value);
-  // Removes and returns a single element from the cleared pool, passing
-  // ownership to the caller.  The element is guaranteed to be cleared.
-  // Requires:  ClearedCount() > 0
-  //
-  // This method cannot be called when the repeated field is on an arena; doing
-  // so will trigger a ABSL_DCHECK-failure.
-  PROTOBUF_NODISCARD
-  ABSL_DEPRECATED("This will be removed in a future release")
-  pointer ReleaseCleared();
-#endif  // !PROTOBUF_FUTURE_REMOVE_CLEARED_API
-
   // Removes the element referenced by position.
   //
   // Returns an iterator to the element immediately following the removed
@@ -1593,18 +1573,6 @@ inline int RepeatedPtrField<Element>::ClearedCount() const {
   return RepeatedPtrFieldBase::ClearedCount();
 }
 
-#ifndef PROTOBUF_FUTURE_REMOVE_CLEARED_API
-template <typename Element>
-inline void RepeatedPtrField<Element>::AddCleared(Element* value) {
-  return RepeatedPtrFieldBase::AddCleared<TypeHandler>(value);
-}
-
-template <typename Element>
-inline Element* RepeatedPtrField<Element>::ReleaseCleared() {
-  return RepeatedPtrFieldBase::ReleaseCleared<TypeHandler>();
-}
-#endif  // !PROTOBUF_FUTURE_REMOVE_CLEARED_API
-
 template <typename Element>
 inline void RepeatedPtrField<Element>::Reserve(int new_size) {
   return RepeatedPtrFieldBase::Reserve(new_size);