Read the ChromeOS channel info earlier during startup.

chrome/browser/chromeos/system/statistics_provider.h

Index: chrome/browser/chromeos/system/statistics_provider.h
===================================================================
--- chrome/browser/chromeos/system/statistics_provider.h	(revision 172608)
+++ chrome/browser/chromeos/system/statistics_provider.h	(working copy)
@@ -13,6 +13,9 @@
 // This interface provides access to Chrome OS statistics.
 class StatisticsProvider {
  public:
+  // Initializes the statistics provider.
+  virtual void Init() = 0;

[kochi, 2012/12/13 14:17:30]

If you remove this as commented in .cc file,
you don't get compilation error for MockStatisticsProvider.

[Alexei Svitkine (slow), 2012/12/13 15:16:03]

I've modified MockStatisticsProvider now. See my other comment on why I think
this is preferable.

+
   // Retrieve the named machine statistic (e.g. "hardware_class").
   // This does not update the statistcs. If the |name| is not set, |result|
   // preserves old value.