mesa: remove unused _mesa_validate_transform_feedback_buffers()

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
diff --git a/src/mesa/main/transformfeedback.c b/src/mesa/main/transformfeedback.c
index fdc3152..9ffbfe7 100644
--- a/src/mesa/main/transformfeedback.c
+++ b/src/mesa/main/transformfeedback.c
@@ -121,21 +121,6 @@
 
 
 /**
- * Check that all the buffer objects currently bound for transform
- * feedback actually exist.  Raise a GL_INVALID_OPERATION error if
- * any buffers are missing.
- * \return GL_TRUE for success, GL_FALSE if error
- */
-GLboolean
-_mesa_validate_transform_feedback_buffers(struct gl_context *ctx)
-{
-   /* XXX to do */
-   return GL_TRUE;
-}
-
-
-
-/**
  * Per-context init for transform feedback.
  */
 void
diff --git a/src/mesa/main/transformfeedback.h b/src/mesa/main/transformfeedback.h
index cb3bb67..c59ade7 100644
--- a/src/mesa/main/transformfeedback.h
+++ b/src/mesa/main/transformfeedback.h
@@ -42,10 +42,6 @@
 extern void
 _mesa_free_transform_feedback(struct gl_context *ctx);
 
-extern GLboolean
-_mesa_validate_transform_feedback_buffers(struct gl_context *ctx);
-
-
 extern void
 _mesa_init_transform_feedback_functions(struct dd_function_table *driver);