Reverts third_party/protobuf: Update to HEAD (f52e188fe4)

third_party/protobuf/objectivec/Tests/GPBUtilitiesTests.m

Index: third_party/protobuf/objectivec/Tests/GPBUtilitiesTests.m
diff --git a/third_party/protobuf/objectivec/Tests/GPBUtilitiesTests.m b/third_party/protobuf/objectivec/Tests/GPBUtilitiesTests.m
index dfaca660e30efe282554f76fed0a9a2c1c95c0af..ba1fc270e6ffdec240976b454c1963454c0e7d8a 100644
--- a/third_party/protobuf/objectivec/Tests/GPBUtilitiesTests.m
+++ b/third_party/protobuf/objectivec/Tests/GPBUtilitiesTests.m
@@ -170,31 +170,4 @@
 
 // TODO(thomasvl): add test with extensions once those format with correct names.
 
-- (void)testSetRepeatedFields {
-  TestAllTypes *message = [TestAllTypes message];
-
-  NSDictionary *repeatedFieldValues = @{
-    @"repeatedStringArray" : [@[@"foo", @"bar"] mutableCopy],
-    @"repeatedBoolArray" : [GPBBoolArray arrayWithValue:YES],
-    @"repeatedInt32Array" : [GPBInt32Array arrayWithValue:14],
-    @"repeatedInt64Array" : [GPBInt64Array arrayWithValue:15],
-    @"repeatedUint32Array" : [GPBUInt32Array arrayWithValue:16],
-    @"repeatedUint64Array" : [GPBUInt64Array arrayWithValue:16],
-    @"repeatedFloatArray" : [GPBFloatArray arrayWithValue:16],
-    @"repeatedDoubleArray" : [GPBDoubleArray arrayWithValue:16],
-    @"repeatedNestedEnumArray" :
-        [GPBEnumArray arrayWithValidationFunction:TestAllTypes_NestedEnum_IsValidValue
-                                         rawValue:TestAllTypes_NestedEnum_Foo],
-  };
-  for (NSString *fieldName in repeatedFieldValues) {
-    GPBFieldDescriptor *field =
-        [message.descriptor fieldWithName:fieldName];
-    XCTAssertNotNil(field, @"No field with name: %@", fieldName);
-    id expectedValues = repeatedFieldValues[fieldName];
-    GPBSetMessageRepeatedField(message, field, expectedValues);
-    XCTAssertEqualObjects(expectedValues,
-                          [message valueForKeyPath:fieldName]);
-  }
-}
-
 @end