Fix opengl painter, qt4.7 relate

Index: libs/libmythtv/videoout_opengl.cpp===================================================================--- libs/libmythtv/videoout_opengl.cpp	(revision 26433)+++ libs/libmythtv/videoout_opengl.cpp	(working copy)@@ -224,6 +224,7 @@         gl_context  = new MythRenderOpenGL(fmt, device);         if (gl_context && gl_context->create())         {+            gl_context->InitStuff();             success = true;             VERBOSE(VB_GENERAL, LOC + QString("Created MythRenderOpenGL device."));         }Index: libs/libmythtv/vsync.cpp===================================================================--- libs/libmythtv/vsync.cpp	(revision 26433)+++ libs/libmythtv/vsync.cpp	(working copy)@@ -380,6 +380,7 @@     m_context = new MythRenderOpenGL(fmt, m_device);     if (m_context && m_context->create())     {+        m_context->InitStuff();         if (m_context->HasGLXWaitVideoSyncSGI())             return true; Index: libs/libmythui/mythmainwindow.cpp===================================================================--- libs/libmythui/mythmainwindow.cpp	(revision 26433)+++ libs/libmythui/mythmainwindow.cpp	(working copy)@@ -936,6 +936,8 @@             delete d->paintwin;             d->paintwin = NULL;         }+        else+            d->render->InitStuff();     }     else #endifIndex: libs/libmythui/mythrender_opengl.h===================================================================--- libs/libmythui/mythrender_opengl.h	(revision 26433)+++ libs/libmythui/mythrender_opengl.h	(working copy)@@ -128,6 +128,8 @@     unsigned int GetVideoSyncCount(void);     void         WaitForVideoSync(int div, int rem, unsigned int *count); +    void InitStuff(void);+   private:     void Init2DState(void);     void InitProcs(void);Index: libs/libmythui/mythrender_opengl.cpp===================================================================--- libs/libmythui/mythrender_opengl.cpp	(revision 26433)+++ libs/libmythui/mythrender_opengl.cpp	(working copy)@@ -134,14 +134,17 @@         return false;     } +    if (ok)+        VERBOSE(VB_GENERAL, LOC + "Initialised MythRenderOpenGL");+    return ok;+}++void MythRenderOpenGL::InitStuff(void)+{     OpenGLLocker locker(this);     InitProcs();     Init2DState();     InitFeatures();--    if (ok)-        VERBOSE(VB_GENERAL, LOC + "Initialised MythRenderOpenGL");-    return ok; }  void MythRenderOpenGL::makeCurrent()