Associate variation IDs with uniformity trials.

chrome/common/metrics/variation_ids.h

Index: chrome/common/metrics/variation_ids.h
diff --git a/chrome/common/metrics/variation_ids.h b/chrome/common/metrics/variation_ids.h
index 8e79b4e0b0871ac27f499fbc79be50500827da49..46b4334b5f7b8fa546d5d1c242a6c7ac63ae7ec6 100644
--- a/chrome/common/metrics/variation_ids.h
+++ b/chrome/common/metrics/variation_ids.h
@@ -45,6 +45,13 @@ enum ID {
   // use. Please do not use values in this range.
   kMinimumID = 3300000,
 
+  kUniformity1PercentBase  = 3300000,

[MAD, 2012/05/04 12:32:54]

Why not use kMinimumID here?

[SteveT, 2012/05/04 13:20:36]

You're right - should have done that. I will make this change in a small
follow-up patch for you.


Steve

+  kUniformity5PercentBase  = kUniformity1PercentBase + 100,
+  kUniformity10PercentBase = kUniformity5PercentBase + 20,
+  kUniformity20PercentBase = kUniformity10PercentBase + 10,
+  kUniformity50PercentBase = kUniformity20PercentBase + 5,
+  kUniformityTrialsMax     = 3300136,
+
   // Some values reserved for unit and integration tests.
   kTestValueA = 3300200,
   kTestValueB = 3300201,