Refactor the way that TestApi works so that it is actually useful.

scripts/slave/recipes/gpu.py

 # Copyright 2013 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.
 
 # This recipe is intended to control all of the GPU related bots:
 #   chromium.gpu
 #   chromium.gpu.fyi
 #   The GPU bots on the chromium.webkit waterfall
 #   The GPU bots on the tryserver.chromium waterfall
 
 DEPS = [
   'chromium',
   'gclient',
   'path',
+  'platform',
   'properties',
   'rietveld',
 ]
 
 SIMPLE_TESTS_TO_RUN = [
   'content_gl_tests',
   'gles2_conform_test',
   'gl_tests'
 ]
 
@@ skipping 78 matching lines @@
                                 results_url=dashboard_upload_url)
 
   # TODO(kbr): after the conversion to recipes, add all GPU related
   # steps from the main waterfall, like gpu_unittests.
 
 def GenTests(api):
   for build_config in ['Release', 'Debug']:
     for plat in ['win', 'mac', 'linux']:
       # Normal builder configuration
       base_name = '%s_%s' % (plat, build_config.lower())
-      yield base_name, {
-        'properties': api.properties_scheduled(
-          build_config=build_config),
-        'mock': {
-          'platform': {
-            'name': plat
-          }
-        }
-      }
+      yield (
+        api.test(base_name) +
+        api.properties.scheduled(build_config=build_config) +
+        api.platform.name(plat)
+      )
 
       # Try server configuration
-      yield '%s_tryserver' % base_name, {
-        'properties': api.properties_tryserver(
-          build_config=build_config),
-        'mock': {
-          'platform': {
-            'name': plat
-          }
-        }
-      }
+      yield (
+        api.test('%s_tryserver' % base_name) +
+        api.properties.tryserver(build_config=build_config) +
+        api.platform.name(plat)
+      )