Avoid loading an empty token when decrypt failed

tools/metrics/actions/actions.xml

Index: tools/metrics/actions/actions.xml
diff --git a/tools/metrics/actions/actions.xml b/tools/metrics/actions/actions.xml
index 1531ad58e4b377cfd7f192e30f8a6632e50755bd..cdd98147364f1b0e1ccd8a0abf28dcdee826c606 100644
--- a/tools/metrics/actions/actions.xml
+++ b/tools/metrics/actions/actions.xml
@@ -14826,6 +14826,34 @@ should be able to be added at any place in this file.
   </description>
 </action>
 
+<action name="Signin_TokenTable_BadEntry">
+  <owner>msarda@google.com</owner>
+  <description>
+    Recorded when a token db entry is not valid (the service field is empty or
+    the token field is a non-string blob).
+  </description>
+</action>
+
+<action name="Signin_TokenTable_DecryptFailed">
+  <owner>msarda@google.com</owner>
+  <description>Recorded when a token data fails to be decrypted.</description>
+</action>
+
+<action name="Signin_TokenTable_GetAllTokensInvalidSql">
+  <owner>msarda@google.com</owner>
+  <description>
+    Recorded when the SQL statement to read all tokens from the DB is invalid.
+  </description>
+</action>
+
+<action name="Signin_TokenTable_LoadTokenSuccess">
+  <owner>msarda@google.com</owner>
+  <description>
+    Recorder when a token is successfully loaded (read from the token table and
+    decrypted).
+  </description>
+</action>
+
 <action name="Signin_Undo_Signin">
   <owner>gogerald@chromium.org</owner>
   <description>