feat(android): clearUserCache method (#14213)

* feat(android): clearUserCache method

* Update apidoc/Titanium/App/Android/Android.yml

Author: m1ga

android/modules/app/src/java/ti/modules/titanium/app/AndroidModule.java

@@ -6,6 +6,8 @@
  */
 package ti.modules.titanium.app;
 
+import static android.content.Context.ACTIVITY_SERVICE;
+
 import org.appcelerator.kroll.KrollModule;
 import org.appcelerator.kroll.KrollRuntime;
 import org.appcelerator.kroll.annotations.Kroll;
@@ -17,6 +19,7 @@
 import org.appcelerator.titanium.proxy.RProxy;
 
 import android.app.Activity;
+import android.app.ActivityManager;
 import android.content.Intent;
 import android.content.pm.PackageInfo;
 import android.content.pm.PackageManager.NameNotFoundException;
@@ -61,6 +64,13 @@ public ActivityProxy getTopActivity()
 		}
 	}
 
+	@Kroll.method
+	public Boolean clearUserCache()
+	{
+		return ((ActivityManager) TiApplication.getInstance()
+			.getSystemService(ACTIVITY_SERVICE)).clearApplicationUserData();
+	}
+
 	@Kroll.getProperty
 	public int getAppVersionCode()
 	{

apidoc/Titanium/App/Android/Android.yml

@@ -64,6 +64,11 @@ properties:
     permission: read-only
     since: 3.3.0
 
+methods:
+  - name: clearUserCache
+    summary: Clears app data and cache. This will close the app.
+    since: 13.1.0
+
 events:
   - name: shortcutitemclick
     summary: Fired when a <Titanium.UI.ShortcutItem> is clicked.