diff -up chromium-72.0.3626.121/gpu/ipc/common/mailbox_struct_traits.h.gcc5-r3 chromium-72.0.3626.121/gpu/ipc/common/mailbox_struct_traits.h
--- chromium-72.0.3626.121/gpu/ipc/common/mailbox_struct_traits.h.gcc5-r3	2019-03-01 23:10:21.000000000 -0500
+++ chromium-72.0.3626.121/gpu/ipc/common/mailbox_struct_traits.h	2019-03-10 14:07:48.300244125 -0400
@@ -15,7 +15,7 @@ namespace mojo {
 template <>
 struct StructTraits<gpu::mojom::MailboxDataView, gpu::Mailbox> {
   static base::span<const int8_t> name(const gpu::Mailbox& mailbox) {
-    return mailbox.name;
+    return base::make_span(mailbox.name);
   }
   static bool Read(gpu::mojom::MailboxDataView data, gpu::Mailbox* out);
 };
diff -up chromium-72.0.3626.121/services/viz/public/cpp/compositing/quads_struct_traits.h.gcc5-r3 chromium-72.0.3626.121/services/viz/public/cpp/compositing/quads_struct_traits.h
--- chromium-72.0.3626.121/services/viz/public/cpp/compositing/quads_struct_traits.h.gcc5-r3	2019-03-01 23:10:31.000000000 -0500
+++ chromium-72.0.3626.121/services/viz/public/cpp/compositing/quads_struct_traits.h	2019-03-10 14:07:48.303244046 -0400
@@ -340,7 +340,7 @@ struct StructTraits<viz::mojom::TextureQ
   static base::span<const float> vertex_opacity(const viz::DrawQuad& input) {
     const viz::TextureDrawQuad* quad =
         viz::TextureDrawQuad::MaterialCast(&input);
-    return quad->vertex_opacity;
+    return base::make_span(quad->vertex_opacity);
   }
 
   static bool y_flipped(const viz::DrawQuad& input) {
diff -up chromium-72.0.3626.121/third_party/webrtc/modules/audio_processing/aec3/aec_state.cc.gcc5-r3 chromium-72.0.3626.121/third_party/webrtc/modules/audio_processing/aec3/aec_state.cc
--- chromium-72.0.3626.121/third_party/webrtc/modules/audio_processing/aec3/aec_state.cc.gcc5-r3	2019-03-10 14:07:48.307243941 -0400
+++ chromium-72.0.3626.121/third_party/webrtc/modules/audio_processing/aec3/aec_state.cc	2019-03-10 14:09:16.565920044 -0400
@@ -10,7 +10,7 @@
 
 #include "modules/audio_processing/aec3/aec_state.h"
 
-#include <math.h>
+#include <cmath>
 #include <algorithm>
 #include <numeric>
 #include <vector>