HDMI: Add new DeviceConfig namespace for HDMI Control features

Add feature flag namespace string in DeviceConfig class.

Bug: 260193335
Test: make
Change-Id: I5539f373771eebd6a5b6dc91f57aa1aee902e246

core/api/system-current.txt

@@ -10556,6 +10556,7 @@ package android.provider {
     field @Deprecated public static final String NAMESPACE_DEX_BOOT = "dex_boot";
     field public static final String NAMESPACE_DISPLAY_MANAGER = "display_manager";
     field public static final String NAMESPACE_GAME_DRIVER = "game_driver";
+    field public static final String NAMESPACE_HDMI_CONTROL = "hdmi_control";
     field public static final String NAMESPACE_INPUT_NATIVE_BOOT = "input_native_boot";
     field public static final String NAMESPACE_INTELLIGENCE_ATTENTION = "intelligence_attention";
     field public static final String NAMESPACE_LMKD_NATIVE = "lmkd_native";

core/java/android/provider/DeviceConfig.java

@@ -261,6 +261,14 @@ public final class DeviceConfig {
     @SystemApi
     public static final String NAMESPACE_GAME_DRIVER = "game_driver";
 
+    /**
+     * Namespace for all HDMI Control features.
+     *
+     * @hide
+     */
+    @SystemApi
+    public static final String NAMESPACE_HDMI_CONTROL = "hdmi_control";
+
     /**
      * Namespace for all input-related features that are used at the native level.
      * These features are applied at reboot.

services/core/java/com/android/server/am/SettingsToPropertiesMapper.java

@@ -104,6 +104,7 @@ public class SettingsToPropertiesMapper {
         DeviceConfig.NAMESPACE_VIRTUALIZATION_FRAMEWORK_NATIVE,
         DeviceConfig.NAMESPACE_WINDOW_MANAGER_NATIVE_BOOT,
         DeviceConfig.NAMESPACE_MEMORY_SAFETY_NATIVE,
+        DeviceConfig.NAMESPACE_HDMI_CONTROL
     };
 
     private final String[] mGlobalSettings;