Make GL2PaintEngine::drawCachedGlyphs use updateTexture

Ensures that we have a consistent view of what the last used texture
was, which is critical when deciding whether or not we need to re-bind
the texture or update texture properties.

Change-Id: Ib47eb00abde98d148fc6e569ce3e359b340328fb
Reviewed-by: Laszlo Agocs <laszlo.agocs@theqtcompany.com>
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@theqtcompany.com>

1 files changed, 1 insertions, 3 deletions

diff --git a/src/gui/opengl/qopenglpaintengine_p.h b/src/gui/opengl/qopenglpaintengine_p.h
index 297ac54640..9722ea3196 100644
--- a/src/gui/opengl/qopenglpaintengine_p.h
+++ b/src/gui/opengl/qopenglpaintengine_p.h
@@ -186,8 +186,7 @@ public:
             snapToPixelGrid(false),
             nativePaintingActive(false),
             inverseScale(1),
-            lastTextureUnitUsed(QT_UNKNOWN_TEXTURE_UNIT),
-            lastMaskTextureUsed(0)
+            lastTextureUnitUsed(QT_UNKNOWN_TEXTURE_UNIT)
     { }
 
     ~QOpenGL2PaintEngineExPrivate();
@@ -306,7 +305,6 @@ public:
 
     GLenum lastTextureUnitUsed;
     GLuint lastTextureUsed;
-    GLuint lastMaskTextureUsed;
 
     bool needsSync;
     bool multisamplingAlwaysEnabled;