Adding an edit button for username correction while saving new credentials for password management.

chrome/app/generated_resources.grd

 <?xml version="1.0" encoding="utf-8"?>
 
 <!--
 This file contains definitions of resources that will be translated for each
 locale.  The variables is_win, is_macosx, is_linux, and is_posix are available
 for making strings OS specific.  Other platform defines such as use_titlecase
 are declared in build/common.gypi.
 -->
 
 <grit base_dir="." latest_public_release="0" current_release="1"
@@ skipping 5594 matching lines @@
       </message>
       <message name="IDS_CONFIRM_MESSAGEBOX_NO_BUTTON_LABEL" desc="Confirm MessageBox Dialog's 'No' button text">
         No
       </message>
 
       <!-- Password Manager -->
       <message name="IDS_PASSWORD_MANAGER_CANCEL_BUTTON" desc="Label for the 'dismiss' button in the Manage Password bubble/Update Password infobar. These UIs ask the user if they wish to perform some action with saved passwords, e.g. updating or deleting them; the button dismisses the UI without taking the suggested action.">
         Nope
       </message>
       <if expr="not is_android">
+        <message name="IDS_PASSWORD_MANAGER_EDIT_BUTTON" desc="Edit button text for password manager">
+          Edit
+        </message>
         <message name="IDS_PASSWORD_MANAGER_SAVE_BUTTON" desc="Save button text for password manager">
           Save
         </message>
         <message name="IDS_PASSWORD_MANAGER_UPDATE_BUTTON" desc="Update button text for password manager">
           Update password
         </message>
         <message name="IDS_PASSWORD_MANAGER_BLACKLIST_BUTTON" desc="Button text for the 'Save Password' infobar's 'Never remember for this site' option">
           Never for this site
         </message>
         <message name="IDS_PASSWORD_MANAGER_BUBBLE_BLACKLIST_BUTTON" desc="Button text for the 'Save Password' bubble's 'Never remember for this site' option">
@@ skipping 6719 matching lines @@
 
     <!-- VR specific strings -->
     <if expr="enable_vr">
       <message name="IDS_PRESS_APP_TO_EXIT" desc="Text displayed in a transient bubble to tell users how to return from cinema mode (where the page displayed in a cinema like environment) or presentation mode (where the WebVR page occupies the entire screen) to normal mode.">
         Press App button to exit
       </message>
     </if>
   </messages>
  </release>
 </grit>