Fix PHP interop tests

third_party/protobuf

@@ -1 +1 @@
-Subproject commit 4a0dd03e52e09332c8fd0f8f26a8e0ae9f911182
+Subproject commit 593e917c176b5bc5aafa57bf9f6030d749d91cd5

tools/run_tests/run_tests_matrix.py

@@ -198,7 +198,7 @@ def _create_portability_test_jobs(extra_args=[], inner_jobs=_DEFAULT_INNER_JOBS)
                                 extra_args=extra_args,
                                 inner_jobs=inner_jobs)
 
-  for compiler in ['gcc4.8', 'gcc5.3', 'gcc_musl',
+  for compiler in ['gcc4.8', 'gcc5.3',
                    'clang3.5', 'clang3.6', 'clang3.7']:
     test_jobs += _generate_jobs(languages=['c++'],
                                 configs=['dbg'],
@@ -257,15 +257,6 @@ def _create_portability_test_jobs(extra_args=[], inner_jobs=_DEFAULT_INNER_JOBS)
                               extra_args=extra_args,
                               inner_jobs=inner_jobs)
 
-  test_jobs += _generate_jobs(languages=['python'],
-                              configs=['dbg'],
-                              platforms=['linux'],
-                              arch='default',
-                              compiler='python_alpine',
-                              labels=['portability'],
-                              extra_args=extra_args,
-                              inner_jobs=inner_jobs)
-
   test_jobs += _generate_jobs(languages=['csharp'],
                               configs=['dbg'],
                               platforms=['linux'],

tools/run_tests/sanity/check_submodules.sh

@@ -46,7 +46,7 @@ cat << EOF | awk '{ print $1 }' | sort > $want_submodules
  886e7d75368e3f4fab3f4d0d3584e4abfc557755 third_party/boringssl-with-bazel (version_for_cocoapods_7.0-857-g886e7d7)
  30dbc81fb5ffdc98ea9b14b1918bfe4e8779b26e third_party/gflags (v2.2.0)
  ec44c6c1675c25b9827aacd08c02433cccde7780 third_party/googletest (release-1.8.0)
- 4a0dd03e52e09332c8fd0f8f26a8e0ae9f911182 third_party/protobuf (v3.1.0-alpha-1-548-g4a0dd03e)
+ 593e917c176b5bc5aafa57bf9f6030d749d91cd5 third_party/protobuf (v3.1.0-alpha-1-326-g593e917)
  bcad91771b7f0bff28a1cac1981d7ef2b9bcef3c third_party/thrift (bcad917)
  50893291621658f355bc5b4d450a8d06a563053d third_party/zlib (v1.2.8)
  7691f773af79bf75a62d1863fd0f13ebf9dc51b1 third_party/cares/cares (1.12.0)