msan: build expat from source

platform_tools/android/gyp/dependencies.gypi

 # Copyright 2015 Google Inc.
 #
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # This GYP file stores the dependencies necessary to build Skia on the Android
 # platform. The OS doesn't provide many stable libraries as part of the
 # distribution so we have to build a few of them ourselves.
 #
 # NOTE: We tried adding the gyp file to the android/ directory at the root of
@@ skipping 15 matching lines @@
           '../third_party/native_app_glue',
         ],
       },
       'sources': [
         '../third_party/native_app_glue/android_native_app_glue.c',
         '../third_party/native_app_glue/android_native_app_glue.h',
       ],
       'cflags': [
         '-w',
       ],
-    }, 
+    },
     {
       'target_name': 'cpu_features',
       'type': 'static_library',
       'direct_dependent_settings': {
         'include_dirs': [
           '../third_party/cpufeatures',
         ],
       },
       'sources': [
         '../third_party/cpufeatures/cpu-features.c',
@@ skipping 10 matching lines @@
         '../third_party/ashmem/cutils/ashmem.h',
         '../third_party/ashmem/cutils/ashmem-dev.c'
       ],
       'direct_dependent_settings': {
         'include_dirs': [
           '../third_party/ashmem',
         ]
       },
     },
     {
-      'target_name': 'expat',
-      'type': 'static_library',
-      'sources': [
-        '../third_party/externals/expat/lib/xmlparse.c',
-        '../third_party/externals/expat/lib/xmlrole.c',
-        '../third_party/externals/expat/lib/xmltok.c',
-      ],
-      'include_dirs': [
-        '../third_party/externals/expat',
-        '../third_party/externals/expat/lib',
-      ],
-      'cflags': [
-        '-w',
-        '-fexceptions',
-      ],
-      'defines': [
-        'HAVE_EXPAT_CONFIG_H',
-      ],
-      'direct_dependent_settings': {
-        'include_dirs': [
-          '../third_party/externals/expat/lib',  # For expat.h
-        ],
-      }
-    },
-    {
       # This target is a dependency for all console-type Skia applications which
       # will run on Android.  Since Android requires us to load native code in
       # shared libraries, we need a common entry point to wrap around main().
       # Here we also change the type of all would-be executables to be shared
       # libraries.  The alternative would be to introduce a condition in every
       # executable target which changes to a shared library if the target OS is
       # Android.  This is nicer because the switch is in one place.
       'target_name': 'Android_EntryPoint',
       'type': 'static_library',
       'direct_dependent_settings': {
@@ skipping 96 matching lines @@
           # - http://code.google.com/p/gyp/wiki/InputFormatReference#Variables
           # - http://codereview.appspot.com/6353065/
           ['_type == "executable"', {
             'type': 'shared_library',
           }],
         ],
       },
     },
   ]
 }