Add checkbins.py step to Chromium XP bot and Google Chrome FYI bot....

scripts/master/factory/chromium_commands.py

Index: scripts/master/factory/chromium_commands.py
===================================================================
--- scripts/master/factory/chromium_commands.py	(revision 30360)
+++ scripts/master/factory/chromium_commands.py	(working copy)
@@ -397,6 +397,7 @@
 
     # These scripts should be move to the script dir.
     self._check_deps_tool = J('src', 'tools', 'checkdeps', 'checkdeps.py')
+    self._check_bins_tool = J('src', 'tools', 'checkbins', 'checkbins.py')
     self._valgrind_tool = J('src', 'tools', 'valgrind', 'chrome_tests.sh')
     self._purify_tool = J('src', 'tools', 'purify', 'chrome_tests.py')
 
@@ -460,6 +461,10 @@
            '--root', self._repository_root]
     self.AddTestStep(shell.ShellCommand, 'check deps', cmd)
 
+  def AddCheckBinsStep(self):
+    cmd = [self._python, self._check_bins_tool, self._build_dir]
+    self.AddTestStep(shell.ShellCommand, 'check bins', cmd)
+
   def GetPageCyclerTestClass(self, factory_properties, test_name):
     """Selects the right build step for the specified page-cycler test."""
     factory_properties = factory_properties or {}