Android Settings 应用和通知 隐藏某个APP 图标

Settings/src/com/android/settings/applications/manageapplications/ManageApplications.java
 public class ManageApplications extends InstrumentedFragment
                     filterType == FILTER_APPS_POWER_WHITELIST_ALL) {
                 entries = removeDuplicateIgnoringUser(entries);
             }
+            for (int i = 0; i < entries.size(); i++) {
+                AppEntry appEntry = entries.get(i);
+                if ("com.android.xxx".equals(appEntry.info.packageName) {
+                    entries.remove(i);
+                    i--;
+                }
+            }
             mEntries = entries;
             mOriginalEntries = entries;
             notifyDataSetChanged();

Settings/src/com/android/settings/notification/RecentNotifyingAppsPreferenceController.java
public class RecentNotifyingAppsPreferenceController extends AbstractPreferenceC
             final NotifyingApp app = recentApps.get(i);
             // Bind recent apps to existing prefs if possible, or create a new pref.
             final String pkgName = app.getPackage();
+            if("com.android.xxx".equals(pkgName)){
+                continue;
+            }
             final ApplicationsState.AppEntry appEntry =
                     mApplicationsState.getEntry(app.getPackage(), app.getUserId());
             if (appEntry == null) {