Change to choice

The sequence element is changed to choice element with minOccurs="0" and
maxOccurs="unbounded" for supporting any order and any times sub
element. And maxOccurs of subelement is deleted because maxOccurs are
not needed.

Bug: 127435354
Test: m -j
Change-Id: I72866da5b2a8ac37d725f5b604dae37a06f30162
diff --git a/core/xsd/permission.xsd b/core/xsd/permission.xsd
index 2ef2d04..9520db7 100644
--- a/core/xsd/permission.xsd
+++ b/core/xsd/permission.xsd
@@ -20,33 +20,33 @@
            xmlns:xs="http://www.w3.org/2001/XMLSchema">
     <xs:element name="permissions">
         <xs:complexType>
-            <xs:sequence>
-                <xs:element name="group" type="group" maxOccurs="unbounded"/>
-                <xs:element name="permission" type="permission" maxOccurs="unbounded"/>
-                <xs:element name="assign-permission" type="assign-permission" maxOccurs="unbounded"/>
-                <xs:element name="split-permission" type="split-permission" maxOccurs="unbounded"/>
-                <xs:element name="library" type="library" maxOccurs="unbounded"/>
-                <xs:element name="feature" type="feature" maxOccurs="unbounded"/>
-                <xs:element name="unavailable-feature" type="unavailable-feature" maxOccurs="unbounded"/>
-                <xs:element name="allow-in-power-save-except-idle" type="allow-in-power-save-except-idle" maxOccurs="unbounded"/>
-                <xs:element name="allow-in-power-save" type="allow-in-power-save" maxOccurs="unbounded"/>
-                <xs:element name="allow-in-data-usage-save" type="allow-in-data-usage-save" maxOccurs="unbounded"/>
-                <xs:element name="allow-unthrottled-location" type="allow-unthrottled-location" maxOccurs="unbounded"/>
-                <xs:element name="allow-ignore-location-settings" type="allow-ignore-location-settings" maxOccurs="unbounded"/>
-                <xs:element name="allow-implicit-broadcast" type="allow-implicit-broadcast" maxOccurs="unbounded"/>
-                <xs:element name="app-link" type="app-link" maxOccurs="unbounded"/>
-                <xs:element name="system-user-whitelisted-app" type="system-user-whitelisted-app" maxOccurs="unbounded"/>
-                <xs:element name="system-user-blacklisted-app" type="system-user-blacklisted-app" maxOccurs="unbounded"/>
-                <xs:element name="default-enabled-vr-app" type="default-enabled-vr-app" maxOccurs="unbounded"/>
-                <xs:element name="backup-transport-whitelisted-service" type="backup-transport-whitelisted-service" maxOccurs="unbounded"/>
-                <xs:element name="disabled-until-used-preinstalled-carrier-associated-app" type="disabled-until-used-preinstalled-carrier-associated-app" maxOccurs="unbounded"/>
-                <xs:element name="disabled-until-used-preinstalled-carrier-app" type="disabled-until-used-preinstalled-carrier-app" maxOccurs="unbounded"/>
-                <xs:element name="privapp-permissions" type="privapp-permissions" maxOccurs="unbounded"/>
-                <xs:element name="oem-permissions" type="oem-permissions" maxOccurs="unbounded"/>
-                <xs:element name="hidden-api-whitelisted-app" type="hidden-api-whitelisted-app" maxOccurs="unbounded"/>
-                <xs:element name="allow-association" type="allow-association" maxOccurs="unbounded"/>
-                <xs:element name="bugreport-whitelisted" type="bugreport-whitelisted" maxOccurs="unbounded"/>
-            </xs:sequence>
+            <xs:choice minOccurs="0" maxOccurs="unbounded">
+                <xs:element name="group" type="group"/>
+                <xs:element name="permission" type="permission"/>
+                <xs:element name="assign-permission" type="assign-permission"/>
+                <xs:element name="split-permission" type="split-permission"/>
+                <xs:element name="library" type="library"/>
+                <xs:element name="feature" type="feature"/>
+                <xs:element name="unavailable-feature" type="unavailable-feature"/>
+                <xs:element name="allow-in-power-save-except-idle" type="allow-in-power-save-except-idle"/>
+                <xs:element name="allow-in-power-save" type="allow-in-power-save"/>
+                <xs:element name="allow-in-data-usage-save" type="allow-in-data-usage-save"/>
+                <xs:element name="allow-unthrottled-location" type="allow-unthrottled-location"/>
+                <xs:element name="allow-ignore-location-settings" type="allow-ignore-location-settings"/>
+                <xs:element name="allow-implicit-broadcast" type="allow-implicit-broadcast"/>
+                <xs:element name="app-link" type="app-link"/>
+                <xs:element name="system-user-whitelisted-app" type="system-user-whitelisted-app"/>
+                <xs:element name="system-user-blacklisted-app" type="system-user-blacklisted-app"/>
+                <xs:element name="default-enabled-vr-app" type="default-enabled-vr-app"/>
+                <xs:element name="backup-transport-whitelisted-service" type="backup-transport-whitelisted-service"/>
+                <xs:element name="disabled-until-used-preinstalled-carrier-associated-app" type="disabled-until-used-preinstalled-carrier-associated-app"/>
+                <xs:element name="disabled-until-used-preinstalled-carrier-app" type="disabled-until-used-preinstalled-carrier-app"/>
+                <xs:element name="privapp-permissions" type="privapp-permissions"/>
+                <xs:element name="oem-permissions" type="oem-permissions"/>
+                <xs:element name="hidden-api-whitelisted-app" type="hidden-api-whitelisted-app"/>
+                <xs:element name="allow-association" type="allow-association"/>
+                <xs:element name="bugreport-whitelisted" type="bugreport-whitelisted"/>
+            </xs:choice>
         </xs:complexType>
     </xs:element>
     <xs:complexType name="group">
diff --git a/core/xsd/schema/current.txt b/core/xsd/schema/current.txt
index c25bc14..771c1df 100644
--- a/core/xsd/schema/current.txt
+++ b/core/xsd/schema/current.txt
@@ -153,31 +153,31 @@
 
   public class Permissions {
     ctor public Permissions();
-    method public java.util.List<com.android.xml.permission.configfile.AllowAssociation> getAllowAssociation();
-    method public java.util.List<com.android.xml.permission.configfile.AllowIgnoreLocationSettings> getAllowIgnoreLocationSettings();
-    method public java.util.List<com.android.xml.permission.configfile.AllowImplicitBroadcast> getAllowImplicitBroadcast();
-    method public java.util.List<com.android.xml.permission.configfile.AllowInDataUsageSave> getAllowInDataUsageSave();
-    method public java.util.List<com.android.xml.permission.configfile.AllowInPowerSave> getAllowInPowerSave();
-    method public java.util.List<com.android.xml.permission.configfile.AllowInPowerSaveExceptIdle> getAllowInPowerSaveExceptIdle();
-    method public java.util.List<com.android.xml.permission.configfile.AllowUnthrottledLocation> getAllowUnthrottledLocation();
-    method public java.util.List<com.android.xml.permission.configfile.AppLink> getAppLink();
-    method public java.util.List<com.android.xml.permission.configfile.AssignPermission> getAssignPermission();
-    method public java.util.List<com.android.xml.permission.configfile.BackupTransportWhitelistedService> getBackupTransportWhitelistedService();
-    method public java.util.List<com.android.xml.permission.configfile.BugreportWhitelisted> getBugreportWhitelisted();
-    method public java.util.List<com.android.xml.permission.configfile.DefaultEnabledVrApp> getDefaultEnabledVrApp();
-    method public java.util.List<com.android.xml.permission.configfile.DisabledUntilUsedPreinstalledCarrierApp> getDisabledUntilUsedPreinstalledCarrierApp();
-    method public java.util.List<com.android.xml.permission.configfile.DisabledUntilUsedPreinstalledCarrierAssociatedApp> getDisabledUntilUsedPreinstalledCarrierAssociatedApp();
-    method public java.util.List<com.android.xml.permission.configfile.Feature> getFeature();
-    method public java.util.List<com.android.xml.permission.configfile.Group> getGroup();
-    method public java.util.List<com.android.xml.permission.configfile.HiddenApiWhitelistedApp> getHiddenApiWhitelistedApp();
-    method public java.util.List<com.android.xml.permission.configfile.Library> getLibrary();
-    method public java.util.List<com.android.xml.permission.configfile.OemPermissions> getOemPermissions();
-    method public java.util.List<com.android.xml.permission.configfile.Permission> getPermission();
-    method public java.util.List<com.android.xml.permission.configfile.PrivappPermissions> getPrivappPermissions();
-    method public java.util.List<com.android.xml.permission.configfile.SplitPermission> getSplitPermission();
-    method public java.util.List<com.android.xml.permission.configfile.SystemUserBlacklistedApp> getSystemUserBlacklistedApp();
-    method public java.util.List<com.android.xml.permission.configfile.SystemUserWhitelistedApp> getSystemUserWhitelistedApp();
-    method public java.util.List<com.android.xml.permission.configfile.UnavailableFeature> getUnavailableFeature();
+    method public java.util.List<com.android.xml.permission.configfile.AllowAssociation> getAllowAssociation_optional();
+    method public java.util.List<com.android.xml.permission.configfile.AllowIgnoreLocationSettings> getAllowIgnoreLocationSettings_optional();
+    method public java.util.List<com.android.xml.permission.configfile.AllowImplicitBroadcast> getAllowImplicitBroadcast_optional();
+    method public java.util.List<com.android.xml.permission.configfile.AllowInDataUsageSave> getAllowInDataUsageSave_optional();
+    method public java.util.List<com.android.xml.permission.configfile.AllowInPowerSaveExceptIdle> getAllowInPowerSaveExceptIdle_optional();
+    method public java.util.List<com.android.xml.permission.configfile.AllowInPowerSave> getAllowInPowerSave_optional();
+    method public java.util.List<com.android.xml.permission.configfile.AllowUnthrottledLocation> getAllowUnthrottledLocation_optional();
+    method public java.util.List<com.android.xml.permission.configfile.AppLink> getAppLink_optional();
+    method public java.util.List<com.android.xml.permission.configfile.AssignPermission> getAssignPermission_optional();
+    method public java.util.List<com.android.xml.permission.configfile.BackupTransportWhitelistedService> getBackupTransportWhitelistedService_optional();
+    method public java.util.List<com.android.xml.permission.configfile.BugreportWhitelisted> getBugreportWhitelisted_optional();
+    method public java.util.List<com.android.xml.permission.configfile.DefaultEnabledVrApp> getDefaultEnabledVrApp_optional();
+    method public java.util.List<com.android.xml.permission.configfile.DisabledUntilUsedPreinstalledCarrierApp> getDisabledUntilUsedPreinstalledCarrierApp_optional();
+    method public java.util.List<com.android.xml.permission.configfile.DisabledUntilUsedPreinstalledCarrierAssociatedApp> getDisabledUntilUsedPreinstalledCarrierAssociatedApp_optional();
+    method public java.util.List<com.android.xml.permission.configfile.Feature> getFeature_optional();
+    method public java.util.List<com.android.xml.permission.configfile.Group> getGroup_optional();
+    method public java.util.List<com.android.xml.permission.configfile.HiddenApiWhitelistedApp> getHiddenApiWhitelistedApp_optional();
+    method public java.util.List<com.android.xml.permission.configfile.Library> getLibrary_optional();
+    method public java.util.List<com.android.xml.permission.configfile.OemPermissions> getOemPermissions_optional();
+    method public java.util.List<com.android.xml.permission.configfile.Permission> getPermission_optional();
+    method public java.util.List<com.android.xml.permission.configfile.PrivappPermissions> getPrivappPermissions_optional();
+    method public java.util.List<com.android.xml.permission.configfile.SplitPermission> getSplitPermission_optional();
+    method public java.util.List<com.android.xml.permission.configfile.SystemUserBlacklistedApp> getSystemUserBlacklistedApp_optional();
+    method public java.util.List<com.android.xml.permission.configfile.SystemUserWhitelistedApp> getSystemUserWhitelistedApp_optional();
+    method public java.util.List<com.android.xml.permission.configfile.UnavailableFeature> getUnavailableFeature_optional();
   }
 
   public class PrivappPermissions {