Add proto_java_library to gn

third_party/android_protobuf/BUILD.gn

Index: third_party/android_protobuf/BUILD.gn
diff --git a/third_party/android_protobuf/BUILD.gn b/third_party/android_protobuf/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..ccecf7977de578781f36c36c3a8be254ca74b572
--- /dev/null
+++ b/third_party/android_protobuf/BUILD.gn
@@ -0,0 +1,138 @@
+# Copyright 2014 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+if (current_toolchain == host_toolchain) {
+  # GYP: //third_party/android_protobuf/android_protobuf.gyp:android_protoc
+  executable("android_protoc") {
+    configs -= [ "//build/config/compiler:chromium_code" ]
+    configs += [ "//build/config/compiler:no_chromium_code" ]
+
+    deps = [
+      "//third_party/zlib"
+    ]
+
+    sources = [
+      "src/src/google/protobuf/descriptor.cc",
+      "src/src/google/protobuf/descriptor.pb.cc",
+      "src/src/google/protobuf/descriptor_database.cc",
+      "src/src/google/protobuf/dynamic_message.cc",
+      "src/src/google/protobuf/extension_set.cc",
+      "src/src/google/protobuf/extension_set_heavy.cc",
+      "src/src/google/protobuf/generated_message_reflection.cc",
+      "src/src/google/protobuf/generated_message_util.cc",
+      "src/src/google/protobuf/message.cc",
+      "src/src/google/protobuf/message_lite.cc",
+      "src/src/google/protobuf/reflection_ops.cc",
+      "src/src/google/protobuf/repeated_field.cc",
+      "src/src/google/protobuf/service.cc",
+      "src/src/google/protobuf/text_format.cc",
+      "src/src/google/protobuf/unknown_field_set.cc",
+      "src/src/google/protobuf/wire_format.cc",
+      "src/src/google/protobuf/wire_format_lite.cc",
+      "src/src/google/protobuf/compiler/code_generator.cc",
+      "src/src/google/protobuf/compiler/command_line_interface.cc",
+      "src/src/google/protobuf/compiler/importer.cc",
+      "src/src/google/protobuf/compiler/main.cc",
+      "src/src/google/protobuf/compiler/parser.cc",
+      "src/src/google/protobuf/compiler/plugin.cc",
+      "src/src/google/protobuf/compiler/plugin.pb.cc",
+      "src/src/google/protobuf/compiler/subprocess.cc",
+      "src/src/google/protobuf/compiler/zip_writer.cc",
+      "src/src/google/protobuf/compiler/cpp/cpp_enum.cc",
+      "src/src/google/protobuf/compiler/cpp/cpp_enum_field.cc",
+      "src/src/google/protobuf/compiler/cpp/cpp_extension.cc",
+      "src/src/google/protobuf/compiler/cpp/cpp_field.cc",
+      "src/src/google/protobuf/compiler/cpp/cpp_file.cc",
+      "src/src/google/protobuf/compiler/cpp/cpp_generator.cc",
+      "src/src/google/protobuf/compiler/cpp/cpp_helpers.cc",
+      "src/src/google/protobuf/compiler/cpp/cpp_message.cc",
+      "src/src/google/protobuf/compiler/cpp/cpp_message_field.cc",
+      "src/src/google/protobuf/compiler/cpp/cpp_primitive_field.cc",
+      "src/src/google/protobuf/compiler/cpp/cpp_service.cc",
+      "src/src/google/protobuf/compiler/cpp/cpp_string_field.cc",
+      "src/src/google/protobuf/compiler/java/java_enum.cc",
+      "src/src/google/protobuf/compiler/java/java_enum_field.cc",
+      "src/src/google/protobuf/compiler/java/java_extension.cc",
+      "src/src/google/protobuf/compiler/java/java_field.cc",
+      "src/src/google/protobuf/compiler/java/java_file.cc",
+      "src/src/google/protobuf/compiler/java/java_generator.cc",
+      "src/src/google/protobuf/compiler/java/java_helpers.cc",
+      "src/src/google/protobuf/compiler/java/java_message.cc",
+      "src/src/google/protobuf/compiler/java/java_message_field.cc",
+      "src/src/google/protobuf/compiler/java/java_primitive_field.cc",
+      "src/src/google/protobuf/compiler/java/java_service.cc",
+      "src/src/google/protobuf/compiler/javamicro/javamicro_enum.cc",
+      "src/src/google/protobuf/compiler/javamicro/javamicro_enum_field.cc",
+      "src/src/google/protobuf/compiler/javamicro/javamicro_field.cc",
+      "src/src/google/protobuf/compiler/javamicro/javamicro_file.cc",
+      "src/src/google/protobuf/compiler/javamicro/javamicro_generator.cc",
+      "src/src/google/protobuf/compiler/javamicro/javamicro_helpers.cc",
+      "src/src/google/protobuf/compiler/javamicro/javamicro_message.cc",
+      "src/src/google/protobuf/compiler/javamicro/javamicro_message_field.cc",
+      "src/src/google/protobuf/compiler/javamicro/javamicro_primitive_field.cc",
+      "src/src/google/protobuf/compiler/javanano/javanano_enum.cc",
+      "src/src/google/protobuf/compiler/javanano/javanano_enum_field.cc",
+      "src/src/google/protobuf/compiler/javanano/javanano_extension.cc",
+      "src/src/google/protobuf/compiler/javanano/javanano_field.cc",
+      "src/src/google/protobuf/compiler/javanano/javanano_file.cc",
+      "src/src/google/protobuf/compiler/javanano/javanano_generator.cc",
+      "src/src/google/protobuf/compiler/javanano/javanano_helpers.cc",
+      "src/src/google/protobuf/compiler/javanano/javanano_message.cc",
+      "src/src/google/protobuf/compiler/javanano/javanano_message_field.cc",
+      "src/src/google/protobuf/compiler/javanano/javanano_primitive_field.cc",
+      "src/src/google/protobuf/compiler/python/python_generator.cc",
+      "src/src/google/protobuf/io/coded_stream.cc",
+      "src/src/google/protobuf/io/gzip_stream.cc",
+      "src/src/google/protobuf/io/printer.cc",
+      "src/src/google/protobuf/io/tokenizer.cc",
+      "src/src/google/protobuf/io/zero_copy_stream.cc",
+      "src/src/google/protobuf/io/zero_copy_stream_impl.cc",
+      "src/src/google/protobuf/io/zero_copy_stream_impl_lite.cc",
+      "src/src/google/protobuf/stubs/common.cc",
+      "src/src/google/protobuf/stubs/hash.cc",
+      "src/src/google/protobuf/stubs/once.cc",
+      "src/src/google/protobuf/stubs/structurally_valid.cc",
+      "src/src/google/protobuf/stubs/strutil.cc",
+      "src/src/google/protobuf/stubs/substitute.cc",
+    ]
+
+    include_dirs = [
+      "src/android",
+      "src/src",
+    ]
+
+    if (is_clang) {
+      cflags = [
+        "-Wno-null-conversion",
+        "-Wno-tautological-undefined-compare",
+      ]
+    }
+    defines = [
+      # This macro must be defined to suppress the use
+      # of dynamic_cast<>, which requires RTTI.
+      "GOOGLE_PROTOBUF_NO_RTTI",
+      "GOOGLE_PROTOBUF_NO_STATIC_INITIALIZER",
+    ]
+  }
+}
+
+if (is_android) {
+  import("//build/config/android/rules.gni")
+
+  # GYP: //third_party/android_protobuf/android_protobuf.gyp:protobuf_nano_javalib
+  android_library("protobuf_nano_javalib") {
+    java_files = [
+      "src/java/src/main/java/com/google/protobuf/nano/CodedInputByteBufferNano.java",
+      "src/java/src/main/java/com/google/protobuf/nano/CodedOutputByteBufferNano.java",
+      "src/java/src/main/java/com/google/protobuf/nano/ExtendableMessageNano.java",
+      "src/java/src/main/java/com/google/protobuf/nano/Extension.java",
+      "src/java/src/main/java/com/google/protobuf/nano/InternalNano.java",
+      "src/java/src/main/java/com/google/protobuf/nano/InvalidProtocolBufferNanoException.java",
+      "src/java/src/main/java/com/google/protobuf/nano/MessageNano.java",
+      "src/java/src/main/java/com/google/protobuf/nano/MessageNanoPrinter.java",
+      "src/java/src/main/java/com/google/protobuf/nano/UnknownFieldData.java",
+      "src/java/src/main/java/com/google/protobuf/nano/WireFormatNano.java",
+    ]
+  }
+}