Logs different SaveCardPrompt histogram names depending on if user

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 5c644c89bdedc7494b375c9e31d5ee583f8da387..af57dcfc0600d09661af5b3dd2b33939f00c031d 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -118678,6 +118678,16 @@ from previous Chrome versions.
   <affected-histogram name="Media.Audio.Render.BrowserCallbackRegularity"/>
 </histogram_suffixes>
 
+<histogram_suffixes name="AutofillCreditCardInfoBarSavePreviousUserDecision"

[sebsg, 2017/04/25 15:32:28]

Question: Do you need two different suffixes? They seem to mean the same thing,
but I may be missing something :)

Thanks!

[csashi, 2017/04/25 17:22:52]

Done.

+    separator=".">
+  <suffix name="PreviouslyAccepted"
+      label="user had previously accepted save credit card prompt"/>
+  <suffix name="PreviouslyDenied"
+      label="user had previously denied save credit card prompt"/>
+  <affected-histogram name="Autofill.CreditCardInfoBar.Local"/>
+  <affected-histogram name="Autofill.CreditCardInfoBar.Server"/>
+</histogram_suffixes>
+
 <histogram_suffixes name="AutofillCreditCardInfoBarSaveType" separator=".">
   <suffix name="Local" label="Local credit card save"/>
   <suffix name="Server" label="Server/upload credit card save"/>
@@ -118715,6 +118725,18 @@ from previous Chrome versions.
   <affected-histogram name="Autofill.SaveCreditCardPrompt"/>
 </histogram_suffixes>
 
+<histogram_suffixes name="AutofillSaveCreditCardPromptPreviousUserDecision"
+    separator=".">
+  <suffix name="PreviouslyAccepted"
+      label="user had previously accepted save credit card prompt"/>
+  <suffix name="PreviouslyDenied"
+      label="user had previously denied save credit card prompt"/>
+  <affected-histogram name="Autofill.SaveCreditCardPrompt.Local.FirstShow"/>
+  <affected-histogram name="Autofill.SaveCreditCardPrompt.Local.Reshows"/>
+  <affected-histogram name="Autofill.SaveCreditCardPrompt.Upload.FirstShow"/>
+  <affected-histogram name="Autofill.SaveCreditCardPrompt.Upload.Reshows"/>
+</histogram_suffixes>
+
 <histogram_suffixes name="AutofillSaveCreditCardPromptShow" separator=".">
   <suffix name="FirstShow"
       label="first time prompt is shown for a single credit card submit"/>