update files to include php generators (#2165)

diff --git a/BUILD b/BUILD
index 941ca69..8a5c203 100644
--- a/BUILD
+++ b/BUILD
@@ -316,6 +316,7 @@
         "src/google/protobuf/compiler/objectivec/objectivec_message_field.cc",
         "src/google/protobuf/compiler/objectivec/objectivec_oneof.cc",
         "src/google/protobuf/compiler/objectivec/objectivec_primitive_field.cc",
+        "src/google/protobuf/compiler/php/php_generator.cc",
         "src/google/protobuf/compiler/plugin.cc",
         "src/google/protobuf/compiler/plugin.pb.cc",
         "src/google/protobuf/compiler/python/python_generator.cc",
@@ -390,8 +391,10 @@
     "google/protobuf/util/internal/testdata/field_mask.proto",
     "google/protobuf/util/internal/testdata/maps.proto",
     "google/protobuf/util/internal/testdata/oneofs.proto",
+    "google/protobuf/util/internal/testdata/proto3.proto",
     "google/protobuf/util/internal/testdata/struct.proto",
     "google/protobuf/util/internal/testdata/timestamp_duration.proto",
+    "google/protobuf/util/internal/testdata/wrappers.proto",
     "google/protobuf/util/json_format_proto3.proto",
     "google/protobuf/util/message_differencer_unittest.proto",
 ]