Password bubble: Give users the option of unblacklisting a site.

tools/metrics/histograms/histograms.xml

Index: tools/metrics/histograms/histograms.xml
diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml
index c4c7aae5f19802d929d7b1065e9556e12309dc31..d057bc4f0fb63ee47a604b59b2e7eafb3ed4a53d 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -38242,6 +38242,7 @@ Therefore, the affected-histogram name has to have at least one dot in it.
   <int value="0" label="Opened automatically / Offering a password to save"/>
   <int value="1" label="Opened manually / Offering a password to save"/>
   <int value="2" label="Opened manually / Managing saved passwords"/>
+  <int value="3" label="Opened manually / Site is blacklisted"/>
 </enum>
 
 <enum name="PasswordGenerationEvent" type="int">
@@ -38694,6 +38695,7 @@ Therefore, the affected-histogram name has to have at least one dot in it.
   <int value="3" label="Clicked 'Never'"/>
   <int value="4" label="Clicked 'Manage passwords'"/>
   <int value="5" label="Clicked 'Done'"/>
+  <int value="6" label="Clicked 'Enable password manager'"/>
 </enum>
 
 <enum name="PepperInterface" type="int">