A vendor ril depends on a native screen shot code.

Add a temporary shim until the vendor fixes the ril.

Bug: 7073467
Change-Id: Ia95a58bd90677c03406c988d1c29ae785f8662f2
diff --git a/include/gui/SurfaceComposerClient.h b/include/gui/SurfaceComposerClient.h
index a143d81..73214a4 100644
--- a/include/gui/SurfaceComposerClient.h
+++ b/include/gui/SurfaceComposerClient.h
@@ -148,6 +148,11 @@
 public:
     ScreenshotClient();
 
+    // TODO: Remove me.  Do not use.
+    // This is a compatibility shim for one product whose drivers are depending on
+    // this legacy function (when they shouldn't).
+    status_t update();
+
     // frees the previous screenshot and capture a new one
     status_t update(const sp<IBinder>& display);
     status_t update(const sp<IBinder>& display,