Update blimp build bot args match build/args/blimp_engine.gn

tools/mb/mb_config.pyl

Index: tools/mb/mb_config.pyl
diff --git a/tools/mb/mb_config.pyl b/tools/mb/mb_config.pyl
index a93ebf27b5f391db929b85148d5b33d14c40e150..8d78573003e8029d1b87983b09b3a8ecd915a168 100644
--- a/tools/mb/mb_config.pyl
+++ b/tools/mb/mb_config.pyl
@@ -1567,11 +1567,12 @@
     # Removes dependencies on X11 and audio libraries for a containerized
     # build.
     'blimp': {
-      'gn_args': ('use_aura=true use_ozone=true use_alsa=false '
-                  'use_pulseaudio=false use_cups=false use_glib=false '
-                  'use_low_quality_image_interpolation=true'),
-      'gyp_defines': ('use_aura=1 use_ozone=1 use_alsa=0 '
-                      'use_pulseaudio=0 use_cups=0 use_glib=0'),
+      # This list must be kept in sync with the list in
+      # //build/args/blimp_engine.gn.
+      'gn_args': ('use_aura=true use_ozone=true ozone_auto_platforms=false '
+                  'ozone_platform="headless" metrics_use_blimp=true '
+                  'use_low_quality_image_interpolation=true use_alsa=false '
+                  'use_pulseaudio=false use_cups=false use_glib=false'),

[Dirk Pranke, 2016/04/12 18:01:13]

It's probably a bit safer to add:

  'gyp_defines': 'target_arch=unknown'

which will cause GYP to error out.

[maniscalco, 2016/04/12 18:08:32]

Good call.  Done.

     },
 
     'cast': {