Add navigation role for Automotive.

Adds a configurable string for the default holder.

BUG: 162939488
Test: Manual
Change-Id: If661bf589f1910619bed56b606013ce86276f21d

core/api/system-current.txt

@@ -388,6 +388,7 @@ package android {
     field public static final int config_customMediaKeyDispatcher = 17039404; // 0x104002c
     field public static final int config_customMediaSessionPolicyProvider = 17039405; // 0x104002d
     field public static final int config_defaultAssistant = 17039393; // 0x1040021
+    field public static final int config_defaultAutomotiveNavigation;
     field public static final int config_defaultBrowser = 17039394; // 0x1040022
     field public static final int config_defaultCallRedirection = 17039397; // 0x1040025
     field public static final int config_defaultCallScreening = 17039398; // 0x1040026

core/res/res/values/config.xml

@@ -2135,6 +2135,8 @@
     <string name="config_systemAppProtectionService" translatable="false"></string>
     <!-- The name of the package that will hold the system calendar sync manager role. -->
     <string name="config_systemAutomotiveCalendarSyncManager" translatable="false"></string>
+    <!-- The name of the package that will hold the default automotive navigation role. -->
+    <string name="config_defaultAutomotiveNavigation" translatable="false"></string>
 
     <!-- The name of the package that will be allowed to change its components' label/icon. -->
     <string name="config_overrideComponentUiPackage" translatable="false">com.android.stk</string>

core/res/res/values/public.xml

@@ -3276,6 +3276,8 @@
     <public name="config_systemAppProtectionService" />
     <!-- @hide @SystemApi @TestApi -->
     <public name="config_systemAutomotiveCalendarSyncManager" />
+    <!-- @hide @SystemApi -->
+    <public name="config_defaultAutomotiveNavigation" />
   </staging-public-group>
 
   <staging-public-group type="dimen" first-id="0x01db0000">