mesa: add KHR_no_error support to glPauseTransformFeedback()

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
diff --git a/src/mapi/glapi/gen/EXT_transform_feedback.xml b/src/mapi/glapi/gen/EXT_transform_feedback.xml
index 2f89396..b5ba580 100644
--- a/src/mapi/glapi/gen/EXT_transform_feedback.xml
+++ b/src/mapi/glapi/gen/EXT_transform_feedback.xml
@@ -102,7 +102,7 @@
     <return type="GLboolean"/>
   </function>
 
-  <function name="PauseTransformFeedback" es2="3.0">
+  <function name="PauseTransformFeedback" es2="3.0" no_error="true">
   </function>
 
   <function name="ResumeTransformFeedback" es2="3.0">
diff --git a/src/mesa/main/transformfeedback.c b/src/mesa/main/transformfeedback.c
index 633b629..c7db48c 100644
--- a/src/mesa/main/transformfeedback.c
+++ b/src/mesa/main/transformfeedback.c
@@ -1208,6 +1208,14 @@
 
 
 void GLAPIENTRY
+_mesa_PauseTransformFeedback_no_error(void)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   pause_transform_feedback(ctx, ctx->TransformFeedback.CurrentObject);
+}
+
+
+void GLAPIENTRY
 _mesa_PauseTransformFeedback(void)
 {
    struct gl_transform_feedback_object *obj;
diff --git a/src/mesa/main/transformfeedback.h b/src/mesa/main/transformfeedback.h
index 148a776..645b718 100644
--- a/src/mesa/main/transformfeedback.h
+++ b/src/mesa/main/transformfeedback.h
@@ -120,6 +120,9 @@
 extern void GLAPIENTRY
 _mesa_DeleteTransformFeedbacks(GLsizei n, const GLuint *names);
 
+void GLAPIENTRY
+_mesa_PauseTransformFeedback_no_error(void);
+
 extern void GLAPIENTRY
 _mesa_PauseTransformFeedback(void);