Removes ServiceProviders from ViewManager::Embed

mojo/tools/data/apptests

 # This file contains a list of Mojo gtest unit tests.
 #
 # This must be valid Python. It may use the |config| global that will be a
 # mopy.config.Config object, and must set a |tests| global that will contain the
 # list of tests to run.
 #
 # The entries in |tests| are dictionaries of the following form:
 #   {
 #     # Required URL for apptest.
 #     "test": "mojo:test_app_url",
@@ skipping 30 matching lines @@
     "args": ["--use-headless-config"]
   },
 ]
 
 # TODO(msw): Get these tests passing on Android too. http://crbug.com/486220
 if config.target_os != config.OS_ANDROID:
   tests += [
     {
       "test": "mojo:html_viewer_apptests",
       "type": "gtest_isolated",
+      "args": ["--is-headless"]
     },
     {
       "test": "mojo:resource_provider_apptests",
       "type": "gtest_isolated",
     },
     {
       "test": "mojo:mandoline_frame_apptests",
       "type": "gtest_isolated",
       "args": ["--use-headless-config"]
     },
   ]