Converted code dependant on osg::Texture across to its replacement osg::Texture2D.

include/osg/Texture

@@ -11,6 +11,7 @@
 #define OSG_TEXTURE 1
 
 #include <osg/TextureBase>
+
 namespace osg {
 
 /** Texture state class which encapsulates OpenGl texture functionality.*/
@@ -202,6 +203,7 @@ class SG_EXPORT Texture : public TextureBase
 
 #else // USE_DEPRECATED_API
 
+#ifdef USE_DEPRECATED_API
 #include <osg/Texture2D>
 
 namespace osg {
@@ -210,4 +212,6 @@ namespace osg {
 
 }
 
+#endif
+
 #endif // USE_DEPRECATED_API