egl: Make _eglGlobal initialize statically.

Now that display and surface hash tables are moved out, _eglGlobal can
be initialized statically.

Signed-off-by: Chia-I Wu <olvaffe@gmail.com>

src/egl/main/eglapi.c

@@ -50,7 +50,6 @@ EGLDisplay EGLAPIENTRY
 eglGetDisplay(NativeDisplayType nativeDisplay)
 {
    _EGLDisplay *dpy;
-   _eglInitGlobals();
    dpy = _eglFindDisplay(nativeDisplay);
    if (!dpy) {
       dpy = _eglNewDisplay(nativeDisplay);

src/egl/main/eglglobals.c

@@ -5,29 +5,9 @@
 
 struct _egl_global _eglGlobal =
 {
-   EGL_FALSE
+   1,                      /* FreeScreenHandle */
+   0x0,                    /* ClientAPIsMask */
+   { 0x0 },                /* ClientAPIs */
+   0,                      /* NumDrivers */
+   { NULL },               /* Drivers */
 };
-
-/**
- * Init the fields in the _eglGlobal struct
- * May be safely called more than once.
- */
-void
-_eglInitGlobals(void)
-{
-   if (!_eglGlobal.Initialized) {
-      _eglGlobal.FreeScreenHandle = 1;
-      _eglGlobal.Initialized = EGL_TRUE;
-
-      _eglGlobal.ClientAPIsMask = 0x0;
-   }
-}
-
-
-/**
- * Should call this via an atexit handler.
- */
-void
-_eglDestroyGlobals(void)
-{
-}

src/egl/main/eglglobals.h

@@ -11,8 +11,6 @@
  */
 struct _egl_global
 {
-   EGLBoolean Initialized;
-
    EGLScreenMESA FreeScreenHandle;
 
    /* bitmaks of supported APIs (supported by _some_ driver) */
@@ -28,12 +26,4 @@ struct _egl_global
 extern struct _egl_global _eglGlobal;
 
 
-extern void
-_eglInitGlobals(void);
-
-
-extern void
-_eglDestroyGlobals(void);
-
-
 #endif /* EGLGLOBALS_INCLUDED */