From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jeremy Apthorp <nornagon@nornagon.net>
Date: Wed, 30 Oct 2019 16:26:29 -0700
Subject: fix ambiguous reference to 'data'

Upstreamed: https://chromium-review.googlesource.com/c/chromium/src/+/1891762

diff --git a/base/containers/span.h b/base/containers/span.h
index 2c402495a960f348275b7f925ca5dcdbf691ff7a..0faa4ad502d3982293f4faa50525a2340dbf2abd 100644
--- a/base/containers/span.h
+++ b/base/containers/span.h
@@ -498,7 +498,7 @@ template <size_t N,
               decltype(base::data(std::declval<Container&>()))>,
           typename = internal::EnableIfSpanCompatibleContainer<Container&, T>>
 constexpr span<T, N> make_span(Container& container) noexcept {
-  return span<T, N>(data(container), size(container));
+  return span<T, N>(base::data(container), base::size(container));
 }
 
 template <
@@ -509,7 +509,7 @@ template <
         decltype(base::data(std::declval<const Container&>()))>,
     typename = internal::EnableIfSpanCompatibleContainer<const Container&, T>>
 constexpr span<T, N> make_span(const Container& container) noexcept {
-  return span<T, N>(data(container), size(container));
+  return span<T, N>(base::data(container), base::size(container));
 }
 
 template <int&... ExplicitArgumentBarrier, typename T, size_t X>
