Spoken feedback sounds for user photo capture/discard at image picker added.

chrome/browser/resources/chromeos/login/screen_locally_managed_user_creation.html

 <div class="step hidden" id="managed-user-creation">
   <div class="step-contents">
     <div id="managed-user-creation-intro" class="step-no-logo">
       <div id="managed-user-creation-marketing-intro"
           class="marketing">
         <img src="chrome://theme/IDR_SUPERVISED_ILLUSTRATION_START">
       </div>
       <div class="below-marketing">
         <div class="page-title" i18n-content="createManagedUserIntroTextTitle">
         </div>
@@ skipping 54 matching lines @@
           <div class="managed-user-creation-image-stream-area">
             <div class="perspective-box">
               <div id="managed-user-creation-image-stream-crop">
                 <video class="managed-user-creation-image-stream" autoplay>
                 </video>
               </div>
             </div>
             <div class="spinner"></div>
           </div>
           <p id="managed-user-creation-image-preview-caption"></p>
-          <button id="managed-user-creation-flip-photo"
-              class="custom-appearance"
-              i18n-values="title:flipPhoto"></button>
+            <button id="managed-user-creation-flip-photo"
+                class="custom-appearance"
+                i18n-values="title:flipPhoto"></button>
           <button id="managed-user-creation-discard-photo"
               i18n-values="title:discardPhoto"></button>
           <button id="managed-user-creation-take-photo"
               i18n-values="title:takePhoto"></button>
         </div>
       </div>
     </div>
 
     <div id="managed-user-creation-import" class="page-no-marketing" hidden>
       <div class="logo-padded-text">
@@ skipping 60 matching lines @@
     <div class="password-block" hidden>
       <input class="managed-user-creation-manager-password" type="password"
           i18n-values="placeholder:createManagedUserManagerPasswordHint" />
     </div>
   </div>
   <div id="managed-user-creation-import-template" hidden class="import-pod">
     <img class="import-pod-image"></img>
     <div class="import-pod-name"></div>
   </div>
 </div>