Add back a SYNC_SETTINGS screen

Revive the old Accounts&Sync screen as a dialog with the auto-sync
checkbox and a list of accounts. This will be launched when Apps
request a SYNC_SETTINGS page for controlling account and master sync.

Auto-sync data checkbox will also continue to exist in Data Usage.

Minor fixes to account list and account update monitoring.

Bug: 6614013
Bug: 6622995
Bug: 6610247
Change-Id: I35c0919a29c6bc7e5edf64f2734a3ef4f5ae5e7a
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 09767bf..cf1f888 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -1366,6 +1366,7 @@
 
         <activity android:name="Settings$AccountSyncSettingsActivity"
             android:label="@string/account_sync_settings_title"
+            android:parentActivityName="Settings"
             android:uiOptions="none">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
@@ -1378,6 +1379,16 @@
                 android:resource="@id/account_settings" />
         </activity>
 
+        <activity android:name=".accounts.SyncSettingsActivity"
+            android:label="@string/account_sync_settings_title"
+            android:theme="@android:style/Theme.Holo.Dialog">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <action android:name="android.settings.SYNC_SETTINGS" />
+                <category android:name="android.intent.category.DEFAULT" />
+            </intent-filter>
+        </activity>
+
         <activity android:name="com.android.settings.accounts.AddAccountSettings"
             android:theme="@android:style/Theme.Translucent.NoTitleBar"
             android:configChanges="orientation|keyboardHidden|screenSize"
@@ -1441,7 +1452,6 @@
                 android:parentActivityName="Settings">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
-                <action android:name="android.settings.SYNC_SETTINGS" />
                 <category android:name="android.intent.category.DEFAULT" />
                 <category android:name="com.android.settings.SHORTCUT" />
             </intent-filter>