msm: kgsl: remove unnecessary definitions for dup and has_signaled

The dup and has_signaled functions are not called outside kgsl_sync.c

Change-Id: I69d746f4e4acae9b4f5a3a2cac79ac812e5eff5c
Signed-off-by: Jeff Boody <jboody@codeaurora.org>
diff --git a/drivers/gpu/msm/kgsl_sync.c b/drivers/gpu/msm/kgsl_sync.c
index 0e7e4a7..a2dfe3b 100644
--- a/drivers/gpu/msm/kgsl_sync.c
+++ b/drivers/gpu/msm/kgsl_sync.c
@@ -38,13 +38,13 @@
 	sync_pt_free(pt);
 }
 
-struct sync_pt *kgsl_sync_pt_dup(struct sync_pt *pt)
+static struct sync_pt *kgsl_sync_pt_dup(struct sync_pt *pt)
 {
 	struct kgsl_sync_pt *kpt = (struct kgsl_sync_pt *) pt;
 	return kgsl_sync_pt_create(pt->parent, kpt->timestamp);
 }
 
-int kgsl_sync_pt_has_signaled(struct sync_pt *pt)
+static int kgsl_sync_pt_has_signaled(struct sync_pt *pt)
 {
 	struct kgsl_sync_pt *kpt = (struct kgsl_sync_pt *) pt;
 	struct kgsl_sync_timeline *ktimeline =