egl: Remove _eglOpenDriver and _eglCloseDriver.

_eglCloseDriver is no-op and _eglOpenDriver does nothing but call
_eglMatchDriver.  Export _eglMatchDriver directly.

src/egl/main/eglapi.c

@@ -104,15 +104,13 @@ eglInitialize(EGLDisplay dpy, EGLint *major, EGLint *minor)
    if (!drv) {
       _eglPreloadDrivers();
 
-      drv = _eglOpenDriver(disp);
+      drv = _eglMatchDriver(disp);
       if (!drv)
          return _eglError(EGL_NOT_INITIALIZED, __FUNCTION__);
 
       /* Initialize the particular display now */
-      if (!drv->API.Initialize(drv, disp, &major_int, &minor_int)) {
-         _eglCloseDriver(drv, disp);
+      if (!drv->API.Initialize(drv, disp, &major_int, &minor_int))
          return _eglError(EGL_NOT_INITIALIZED, __FUNCTION__);
-      }
 
       disp->APImajor = major_int;
       disp->APIminor = minor_int;
@@ -150,7 +148,6 @@ eglTerminate(EGLDisplay dpy)
    drv = disp->Driver;
    if (drv) {
       drv->API.Terminate(drv, disp);
-      _eglCloseDriver(drv, disp);
       disp->Driver = NULL;
    }
 

src/egl/main/egldriver.c

@@ -269,7 +269,7 @@ _eglLoadDriver(const char *path, const char *args)
  *
  * The matching is done by finding the driver with the highest score.
  */
-static _EGLDriver *
+_EGLDriver *
 _eglMatchDriver(_EGLDisplay *dpy)
 {
    _EGLDriver *best_drv = NULL;
@@ -298,27 +298,6 @@ _eglMatchDriver(_EGLDisplay *dpy)
 }
 
 
-/**
- * Open a preloaded driver.
- */
-_EGLDriver *
-_eglOpenDriver(_EGLDisplay *dpy)
-{
-   _EGLDriver *drv = _eglMatchDriver(dpy);
-   return drv;
-}
-
-
-/**
- * Close a preloaded driver.
- */
-EGLBoolean
-_eglCloseDriver(_EGLDriver *drv, _EGLDisplay *dpy)
-{
-   return EGL_TRUE;
-}
-
-
 /**
  * Preload a user driver.
  *

src/egl/main/egldriver.h

@@ -43,11 +43,7 @@ _eglMain(const char *args);
 
 
 extern _EGLDriver *
-_eglOpenDriver(_EGLDisplay *dpy);
-
-
-extern EGLBoolean
-_eglCloseDriver(_EGLDriver *drv, _EGLDisplay *dpy);
+_eglMatchDriver(_EGLDisplay *dpy);
 
 
 extern EGLBoolean