radeon: protect fbo allocation message with debug

fixes fdo bug 25708

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>

src/mesa/drivers/dri/radeon/radeon_fbo.c

@@ -166,8 +166,9 @@ radeon_alloc_renderbuffer_storage(GLcontext * ctx, struct gl_renderbuffer *rb,
      uint32_t size;
      uint32_t pitch = ((cpp * width + 63) & ~63) / cpp;
 
-     fprintf(stderr,"Allocating %d x %d radeon RBO (pitch %d)\n", width,
-	  height, pitch);
+     if (RADEON_DEBUG & RADEON_MEMORY)
+	     fprintf(stderr,"Allocating %d x %d radeon RBO (pitch %d)\n", width,
+		     height, pitch);
 
      size = pitch * height * cpp;
      rrb->pitch = pitch * cpp;