Run App tests on Android.

mojo/tools/data/unittests

 # This file contains a list of Mojo gtest unit tests.
 # This must be a valid python dictionary.
 # TODO(vtl): Add a way of specifying data dependencies instead of cacheable.
 [
   # System tests:
   {
     "test": "mojo_system_unittests",
-    "run_on_android": True,
   },
 
   # Public tests:
   {
     "test": "mojo_public_bindings_unittests",
     "cacheable": False,
-    "run_on_android": True,
   },
   {
     "test": "mojo_public_environment_unittests",
-    "run_on_android": True,
   },
   {
     "test": "mojo_public_system_unittests",
-    "run_on_android": True,
   },
   {
     "test": "mojo_public_utility_unittests",
-    "run_on_android": True,
   },
 
   # Non-system, non-public tests:
   {
     "test": "mojo_application_manager_unittests",
-    "run_on_android": True,
   },
   {
     "test": "mojo_common_unittests",
-    "run_on_android": True,
   },
   {
     "test": "external_application_unittests",
-    "run_on_android": True,
   },
   {
     "test": "mojo_view_manager_lib_unittests",
   },
   {
     "test": "mojo_surfaces_lib_unittests",
-    "run_on_android": True,
   },
   {
     "test": "view_manager_service_unittests",
-    "run_on_android": True,
   },
   {
     "test": "window_manager_unittests",
-    "run_on_android": True,
   },
 
   # Tests for components we depend on:
   {
     "test": "gfx_unittests",
+    "target_os": ["!android"],
   },
   {
     # These tests currently crash on Release asan only.
     "test": "events_unittests",
     "disabled": True,
   },
 
   # JavaScript tests:
   {
     "test": "js_unittests",
     "cacheable": False,
+    "target_os": ["!android"],
   },
   {
     "test": "js_integration_tests",
     "cacheable": False,
+    "target_os": ["!android"],
   },
   {
     "test": "js_services_unittests",
     "cacheable": False,
+    "target_os": ["!android"],
   },
 
   # Shell integration tests:
   {
     "test": "mojo_shell_tests",
     "cacheable": False,
-    "run_on_android": True,
   },
 ]