Add AHB_allocate2 + get/setDataSpace

Also fix that some ADataSpace enum values were not prefixed
with ADATASPACE_*

Test: atest AHardwareBufferTest
Bug: 315475131
Change-Id: Ie92f416a209501fa8fdc9b3593ea6d3bb68eaa48
diff --git a/libs/nativewindow/libnativewindow.map.txt b/libs/nativewindow/libnativewindow.map.txt
index dcb5068..a185a59 100644
--- a/libs/nativewindow/libnativewindow.map.txt
+++ b/libs/nativewindow/libnativewindow.map.txt
@@ -2,6 +2,7 @@
   global:
     AHardwareBuffer_acquire;
     AHardwareBuffer_allocate;
+    AHardwareBuffer_allocate2; # llndk # systemapi
     AHardwareBuffer_createFromHandle; # llndk # systemapi
     AHardwareBuffer_describe;
     AHardwareBuffer_getId; # introduced=31
@@ -16,6 +17,8 @@
     AHardwareBuffer_unlock;
     AHardwareBuffer_readFromParcel; # introduced=34
     AHardwareBuffer_writeToParcel; # introduced=34
+    AHardwareBuffer_getDataSpace; # llndk # systemapi
+    AHardwareBuffer_setDataSpace; # llndk # systemapi
     ANativeWindowBuffer_getHardwareBuffer; # llndk
     ANativeWindow_OemStorageGet; # llndk
     ANativeWindow_OemStorageSet; # llndk