Update text for User & accounts page.

- Add the user name to the Account preference group title.
- Add the summary text to Emergency information.

Bug: 34976320
Test: make RunSettingsRoboTests
Change-Id: I771e355ce3b313ffa50feb5c5e7907b1f3857592

src/com/android/settings/accounts/EmergencyInfoPreferenceController.java

@@ -18,10 +18,14 @@ package com.android.settings.accounts;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.ResolveInfo;
+import android.content.pm.UserInfo;
 import android.content.res.Resources;
+import android.os.UserHandle;
+import android.os.UserManager;
 import android.support.v7.preference.Preference;
 import android.support.v7.preference.PreferenceScreen;
 
+import com.android.settings.R;
 import com.android.settings.core.PreferenceController;
 import com.android.settings.search.SearchIndexableRaw;
 
@@ -48,6 +52,12 @@ public class EmergencyInfoPreferenceController extends PreferenceController {
         }
     }
 
+    public void updateState(Preference preference) {
+        UserInfo info = mContext.getSystemService(UserManager.class).getUserInfo(
+            UserHandle.myUserId());
+        preference.setSummary(mContext.getString(R.string.emergency_info_summary, info.name));
+    }
+
     @Override
     public boolean handlePreferenceTreeClick(Preference preference) {
         if (KEY_EMERGENCY_INFO.equals(preference.getKey())) {