Roll Dawn from 5e815131e217 to a78978efe0b2 (2 revisions)

https://dawn.googlesource.com/dawn.git/+log/5e815131e217..a78978efe0b2

2025-04-25 dsinclair@chromium.org Convert some constexpr tests to concepts.
2025-04-25 dsinclair@chromium.org Remove `EnableIfIsType`.

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/dawn-chromium-autoroll
Please CC cwallez@google.com on the revert to ensure that a human
is aware of the problem.

To file a bug in Dawn: https://bugs.chromium.org/p/dawn/issues/entry
To file a bug in Chromium: https://bugs.chromium.org/p/chromium/issues/entry

To report a problem with the AutoRoller itself, please file a bug:
https://issues.skia.org/issues/new?component=1389291&template=1850622

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

Cq-Include-Trybots: luci.chromium.try:dawn-android-arm-deps-rel;luci.chromium.try:dawn-android-arm64-deps-rel;luci.chromium.try:dawn-linux-x64-deps-rel;luci.chromium.try:dawn-mac-x64-deps-rel;luci.chromium.try:dawn-mac-arm64-deps-rel;luci.chromium.try:dawn-win10-x64-deps-rel;luci.chromium.try:dawn-win10-x86-deps-rel;luci.chromium.try:dawn-win11-arm64-deps-rel;luci.chromium.try:android_optional_gpu_tests_rel;luci.chromium.try:linux_optional_gpu_tests_rel;luci.chromium.try:mac_optional_gpu_tests_rel;luci.chromium.try:win_optional_gpu_tests_rel;luci.chromium.try:gpu-fyi-cq-android-arm64
Bug: None
Tbr: cwallez@google.com
Change-Id: Ic7ddebcb57ad08a5b5a5eb3f995fd64f8d5ae53e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6490999
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Bot-Commit: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/main@{#1452000}