Fix silently-failing compile

infra/bots/recipe_modules/skia/default_flavor.py

 # 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.
 
 
 """Default flavor utils class, used for desktop builders."""
 
 
 import json
 
@@ skipping 126 matching lines @@
       make_cmd = ['make']
     cmd = make_cmd + [target]
     try:
       self._skia_api.run(self._skia_api.m.step, 'build %s' % target, cmd=cmd,
                          env=env, cwd=self._skia_api.m.path['checkout'])
     except self._skia_api.m.step.StepFailure:
       if self._skia_api.m.platform.is_win:
         # The linker occasionally crashes on Windows. Try again.
         self._skia_api.run(self._skia_api.m.step, 'build %s' % target, cmd=cmd,
                            env=env, cwd=self._skia_api.m.path['checkout'])
+      else:
+        raise
     if 'CommandBuffer' in self._skia_api.builder_name:
       self._skia_api._run_once(self.build_command_buffer)
 
   def copy_extra_build_products(self, swarming_out_dir):
     """Copy extra build products to specified directory.
 
     Copy flavor-specific build products to swarming_out_dir for use in test and
     perf steps."""
     if ("Win" in self._skia_api.builder_name and
         "Vulkan" in self._skia_api.builder_name):
@@ skipping 74 matching lines @@
     return DeviceDirs(
         dm_dir=self._skia_api.dm_dir,
         perf_data_dir=self._skia_api.perf_data_dir,
         resource_dir=self._skia_api.resource_dir,
         images_dir=self._skia_api.images_dir,
         skp_dir=self._skia_api.local_skp_dir,
         tmp_dir=self._skia_api.tmp_dir)
 
   def __repr__(self):
     return '<%s object>' % self.__class__.__name__  # pragma: no cover