Removed buildMipmaps method that had no implementation.

include/osg/Image

@@ -306,9 +306,6 @@ class OSG_EXPORT Image : public Object
            return getMipmapData(mipmapLevel) + (column*getPixelSizeInBits())/8+row*getRowSizeInBytes();
         }*/
 
-        /** Build all mipmap levels and change the image type to contain mipmaps **/
-        void buildMipmaps();
-        
         /** Return true if this image is translucent - i.e. it has alpha values that are less 1.0 (when normalized). */
         bool isImageTranslucent() const;
 

src/osgWrappers/osg/Image.cpp

@@ -350,11 +350,6 @@ BEGIN_OBJECT_REFLECTOR(osg::Image)
 	          __C5_unsigned_char_P1__getMipmapData__unsigned_int,
 	          "",
 	          "");
-	I_Method0(void, buildMipmaps,
-	          Properties::NON_VIRTUAL,
-	          __void__buildMipmaps,
-	          "Build all mipmap levels and change the image type to contain mipmaps. ",
-	          "");
 	I_Method0(bool, isImageTranslucent,
 	          Properties::NON_VIRTUAL,
 	          __bool__isImageTranslucent,