SDL: emscripten: use emscripten_get_screen_size api

From d8baad7e483ff04c0bbd7fa8d6d49dce243376df Mon Sep 17 00:00:00 2001
From: Joseph Kogut <[EMAIL REDACTED]>
Date: Wed, 27 Feb 2019 14:15:40 -0800
Subject: [PATCH] emscripten: use emscripten_get_screen_size api

---
 src/video/emscripten/SDL_emscriptenvideo.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/src/video/emscripten/SDL_emscriptenvideo.c b/src/video/emscripten/SDL_emscriptenvideo.c
index b38862ec72..a376b50098 100644
--- a/src/video/emscripten/SDL_emscriptenvideo.c
+++ b/src/video/emscripten/SDL_emscriptenvideo.c
@@ -137,14 +137,7 @@ Emscripten_VideoInit(_THIS)
 
     /* Use a fake 32-bpp desktop mode */
     mode.format = SDL_PIXELFORMAT_RGB888;
-
-    mode.w = EM_ASM_INT_V({
-        return screen.width;
-    });
-
-    mode.h = EM_ASM_INT_V({
-        return screen.height;
-    });
+    emscripten_get_screen_size(&mode.w, &mode.h);
 
     mode.refresh_rate = 0;
     mode.driverdata = NULL;