Fixed problems with OpenGL ES window resizing.

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%403652

src/video/photon/SDL_photon.h

@@ -55,6 +55,8 @@ typedef struct SDL_VideoData
     EGLDisplay egldisplay;      /* OpenGL ES display connection         */
     uint32_t egl_refcount;      /* OpenGL ES reference count            */
     uint32_t swapinterval;      /* OpenGL ES default swap interval      */
+    EGLContext lgles_context;   /* Last used OpenGL ES context          */
+    EGLSurface lgles_surface;   /* Last used OpenGL ES target surface   */
 #endif /* SDL_VIDEO_OPENGL_ES */
 } SDL_VideoData;
 
@@ -158,6 +160,9 @@ int photon_gl_getswapinterval(_THIS);
 void photon_gl_swapwindow(_THIS, SDL_Window * window);
 void photon_gl_deletecontext(_THIS, SDL_GLContext context);
 
+/* Helper function, which re-creates surface, not an API */
+int photon_gl_recreatesurface(_THIS, SDL_Window * window, uint32_t width, uint32_t height);
+
 /* Event handling function */
 void photon_pumpevents(_THIS);