egl: refactor to use DETECT_OS_ANDROID instead of ANDROID

Signed-off-by: Yiwei Zhang <zzyiwei@chromium.org>
Reviewed-by: Yonggang Luo <luoyonggang@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/27374>

src/egl/main/eglapi.c

@@ -93,6 +93,7 @@
 #include <string.h>
 #include "c11/threads.h"
 #include "mapi/glapi/glapi.h"
+#include "util/detect_os.h"
 #include "util/macros.h"
 #include "util/perf/cpu_trace.h"
 #include "util/u_debug.h"
@@ -652,7 +653,7 @@ _eglComputeVersion(_EGLDisplay *disp)
       disp->Version = 15;
 
       /* For Android P and below limit the EGL version to 1.4 */
-#if defined(ANDROID) && ANDROID_API_LEVEL <= 28
+#if DETECT_OS_ANDROID && ANDROID_API_LEVEL <= 28
    disp->Version = 14;
 #endif
 }

src/egl/main/eglcurrent.h

@@ -30,6 +30,8 @@
 
 #include <stdbool.h>
 
+#include "util/detect_os.h"
+
 #include "egltypedefs.h"
 
 #ifdef __cplusplus
@@ -64,7 +66,7 @@ struct _egl_thread_info {
 static inline EGLBoolean
 _eglIsApiValid(EGLenum api)
 {
-#if HAVE_OPENGL && !defined(ANDROID)
+#if HAVE_OPENGL && !DETECT_OS_ANDROID
    /* OpenGL is not a valid/supported API on Android */
    if (api == EGL_OPENGL_API)
       return true;