platform: msm_shared: Fix compilation warnings in msm shared drivers.

Fix compilation warnings in shared drivers.

Change-Id: I7c73b60c4a9a38436ea0da5290fc0c9d5ebfa045
diff --git a/platform/msm_shared/include/clock.h b/platform/msm_shared/include/clock.h
index fd878d2..1369b55 100644
--- a/platform/msm_shared/include/clock.h
+++ b/platform/msm_shared/include/clock.h
@@ -193,4 +193,6 @@
  * @action: clock assert or deassert
  */
 int clk_reset(struct clk *clk, enum clk_reset_action);
+
+void clock_bumpup_pipe3_clk();
 #endif