Don't build debugger on 32-bit Linux

master/skia_master_scripts/factory.py

Index: master/skia_master_scripts/factory.py
===================================================================
--- master/skia_master_scripts/factory.py	(revision 10911)
+++ master/skia_master_scripts/factory.py	(working copy)
@@ -689,8 +689,10 @@
       if not self._build_targets:
         self._build_targets = ['skia_lib', 'tests', 'gm', 'tools', 'bench']
         if (('Win7' in self._builder_name and 'x86_64' in self._builder_name) or
+            ('Ubuntu' in self._builder_name and 'x86-' in self._builder_name) or
             'Mac10.6' in self._builder_name):
-          # Don't compile the debugger in 64-bit Win7 or Mac 10.6.
+          # Don't compile the debugger in 64-bit Win7, Mac 10.6, or 32-bit Linux
+          # since the Qt SDK doesn't include libraries for those platforms.
           self._build_targets.append('most')
         else:
           self._build_targets.append('everything')