Update third_party/protobuf to protobuf-v3.0.0-beta-3

third_party/protobuf/objectivec/Tests/GPBDescriptorTests.m

 // Protocol Buffers - Google's data interchange format
 // Copyright 2008 Google Inc.  All rights reserved.
 // https://developers.google.com/protocol-buffers/
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 // notice, this list of conditions and the following disclaimer.
@@ skipping 135 matching lines @@
   XCTAssertTrue([fieldDescriptor isValidEnumValue:2]);
   XCTAssertTrue([fieldDescriptor isValidEnumValue:3]);
   XCTAssertTrue([fieldDescriptor isValidEnumValue:-1]);
 
   // Invalid values
   XCTAssertFalse([fieldDescriptor isValidEnumValue:4]);
   XCTAssertFalse([fieldDescriptor isValidEnumValue:0]);
   XCTAssertFalse([fieldDescriptor isValidEnumValue:-2]);
 }
 
-- (void)testEnumDescriptorLookup {
-  GPBDescriptor *descriptor = [TestAllTypes descriptor];
-  GPBEnumDescriptor *enumDescriptor =
-      [descriptor enumWithName:@"TestAllTypes_NestedEnum"];
-  XCTAssertNotNil(enumDescriptor);
-
-  // Descriptor cannot find foreign or imported enums.
-  enumDescriptor = [descriptor enumWithName:@"ForeignEnumEnum"];
-  XCTAssertNil(enumDescriptor);
-  enumDescriptor = [descriptor enumWithName:@"ImportEnumEnum"];
-  XCTAssertNil(enumDescriptor);
-}
-
 - (void)testOneofDescriptor {
   GPBDescriptor *descriptor = [TestOneof2 descriptor];
 
   // All fields should be listed.
   XCTAssertEqual(descriptor.fields.count, 17U);
 
   // There are two oneofs in there.
   XCTAssertEqual(descriptor.oneofs.count, 2U);
 
   GPBFieldDescriptor *fooStringField =
@@ skipping 44 matching lines @@
   // (pointer comparisions)
   XCTAssertEqual(fooStringField.containingOneof, oneofFoo);
   XCTAssertEqual(barStringField.containingOneof, oneofBar);
   GPBFieldDescriptor *bazString =
       [descriptor fieldWithNumber:TestOneof2_FieldNumber_BazString];
   XCTAssertNotNil(bazString);
   XCTAssertNil(bazString.containingOneof);
 }
 
 @end