[Cleanup] Clean up the VariationsSeedStore's histograms.

tools/metrics/histograms/enums.xml

Index: tools/metrics/histograms/enums.xml
diff --git a/tools/metrics/histograms/enums.xml b/tools/metrics/histograms/enums.xml
index b27cef58900538beee5751675f00b342dcc1eef9..51661301a633b03c495c183e54070c0585193628 100644
--- a/tools/metrics/histograms/enums.xml
+++ b/tools/metrics/histograms/enums.xml
@@ -37009,8 +37009,14 @@ from previous Chrome versions.
   <int value="3" label="Day changed"/>
 </enum>
 
-<enum name="VariationsSeedEmpty" type="int">
-  <int value="0" label="Seed Not Empty"/>
+<enum name="VariationsSeedExpiry" type="int">
+  <int value="0" label="Not Expired"/>
+  <int value="1" label="Fetch Time Missing"/>
+  <int value="2" label="Expired"/>
+</enum>
+
+<enum name="VariationsSeedLoadResult" type="int">
+  <int value="0" label="Seed Loaded Successfully"/>
   <int value="1" label="Seed Empty"/>
   <int value="2" label="Seed Corrupt (Obsolete)"/>
   <int value="3" label="Seed Signature Verification Failed"/>
@@ -37019,12 +37025,6 @@ from previous Chrome versions.
   <int value="6" label="Seed Corrupt Gzip Data"/>
 </enum>
 
-<enum name="VariationsSeedExpiry" type="int">
-  <int value="0" label="Not Expired"/>
-  <int value="1" label="Fetch Time Missing"/>
-  <int value="2" label="Expired"/>
-</enum>
-
 <enum name="VariationsSeedStoreResult" type="int">
   <int value="0" label="Success"/>
   <int value="1" label="Failed - Empty Seed"/>