Re-apply UBO binding workaround on program save.

The workaround which was previously defined to only apply on load
also seems to affect save on some AMD drivers.

BUG=angleproject:1637
BUG=angleproject:1897

Change-Id: Ia01a1420a484f3c2682ce97eaab18baccfb66a50
Reviewed-on: https://chromium-review.googlesource.com/558008
Reviewed-by: Yuly Novikov <ynovikov@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
diff --git a/src/libANGLE/renderer/vulkan/ProgramVk.h b/src/libANGLE/renderer/vulkan/ProgramVk.h
index eadbd74..c24cc3f 100644
--- a/src/libANGLE/renderer/vulkan/ProgramVk.h
+++ b/src/libANGLE/renderer/vulkan/ProgramVk.h
@@ -26,7 +26,7 @@
     gl::LinkResult load(const gl::Context *context,
                         gl::InfoLog &infoLog,
                         gl::BinaryInputStream *stream) override;
-    void save(gl::BinaryOutputStream *stream) override;
+    void save(const gl::Context *context, gl::BinaryOutputStream *stream) override;
     void setBinaryRetrievableHint(bool retrievable) override;
     void setSeparable(bool separable) override;