[Panlingual] Remove getCallingPackage and use Uri instead.

 - Use uri to pass the package name.
 - Allow adb command to start this function

Bug: 211856852
Test: see b/211856852#2

Change-Id: I3d73d32d7546bf0e3db25d952b2caee934f523dc
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 9147605..e020edb 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -833,12 +833,13 @@
         </activity>
 
         <activity
-            android:name=".applications.appinfo.AppLocalePickerActivity"
+            android:name=".Settings$AppLocalePickerActivity"
             android:label="@string/app_locale_picker_title"
             android:exported="true" >
             <intent-filter>
                 <action android:name="android.settings.APP_LOCALE_SETTINGS" />
                 <category android:name="android.intent.category.DEFAULT" />
+                <data android:scheme="package" />
             </intent-filter>
             <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
                 android:value="com.android.settings.applications.appinfo.AppLocaleDetails" />