Move array_view.h to webrtc/api/
We use ArrayView in our public API, so its header should be in
webrtc/api/.
BUG=none
Review-Url: https://codereview.webrtc.org/3007763002
Cr-Commit-Position: refs/heads/master@{#19658}
diff --git a/webrtc/rtc_base/buffer.h b/webrtc/rtc_base/buffer.h
index 25d55e0..b8fe98c 100644
--- a/webrtc/rtc_base/buffer.h
+++ b/webrtc/rtc_base/buffer.h
@@ -17,7 +17,7 @@
#include <type_traits>
#include <utility>
-#include "webrtc/rtc_base/array_view.h"
+#include "webrtc/api/array_view.h"
#include "webrtc/rtc_base/checks.h"
#include "webrtc/rtc_base/type_traits.h"