Fix incorrect targets for TexStorage2D with cube maps.

TRAC #23913

Signed-off-by: Jamie Madill
Signed-off-by: Shannon Woods
diff --git a/src/libGLESv2/validationES3.cpp b/src/libGLESv2/validationES3.cpp
index a44d660..baf3f2c 100644
--- a/src/libGLESv2/validationES3.cpp
+++ b/src/libGLESv2/validationES3.cpp
@@ -470,12 +470,7 @@
         }
         break;
 
-      case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
-      case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
-      case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
-      case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
-      case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
-      case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
+      case GL_TEXTURE_CUBE_MAP:
         {
             texture = context->getTextureCubeMap();