Revert "Roll src/third_party/dawn 20b0c33913e4..4f5fc2d325b9 (3 commits)"

This reverts commit 6b056c688d333131290a638da386ee383f4a02fb.

Reason for revert:

Findit (https://goo.gl/kROfz5) identified CL at revision 646678 as the
culprit for failures in the build cycles as shown on:
https://analysis.chromium.org/waterfall/culprit?key=ag9zfmZpbmRpdC1mb3ItbWVyRAsSDVdmU3VzcGVjdGVkQ0wiMWNocm9taXVtLzZiMDU2YzY4OGQzMzMxMzEyOTBhNjM4ZGEzODZlZTM4M2Y0YTAyZmIM

Sample Failed Build: https://ci.chromium.org/buildbot/chromium/linux-rel/22483

Sample Failed Step: compile

Original change's description:
> Roll src/third_party/dawn 20b0c33913e4..4f5fc2d325b9 (3 commits)
> 
> https://dawn.googlesource.com/dawn.git/+log/20b0c33913e4..4f5fc2d325b9
> 
> 
> git log 20b0c33913e4..4f5fc2d325b9 --date=short --no-merges --format='%ad %ae %s'
> 2019-04-01 [email protected] Nuke Builders part 4: headers, proctable and miscreferences
> 2019-04-01 [email protected] Nuke Builders Part 3: remove validation test builder expectations
> 2019-04-01 [email protected] Nuke Builders Part 2: remove all builder code from wire
> 
> 
> Created with:
>   gclient setdep -r src/third_party/dawn@4f5fc2d325b9
> 
> The AutoRoll server is located here: https://autoroll.skia.org/r/dawn-chromium-autoroll
> 
> Documentation for the AutoRoller is here:
> https://skia.googlesource.com/buildbot/+/master/autoroll/README.md
> 
> If the roll is causing failures, please contact the current sheriff, who should
> be CC'd on the roll, and stop the roller if necessary.
> 
> CQ_INCLUDE_TRYBOTS=luci.chromium.try:linux_optional_gpu_tests_rel;luci.chromium.try:mac_optional_gpu_tests_rel;luci.chromium.try:win_optional_gpu_tests_rel
> [email protected]
> 
> Change-Id: I4f992ce97dc331c9d09bdb796815e0b54577f520
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1548502
> Reviewed-by: chromium-autoroll <[email protected]>
> Commit-Queue: chromium-autoroll <[email protected]>
> Cr-Commit-Position: refs/heads/master@{#646678}

No-Presubmit: true
No-Tree-Checks: true
No-Try: true
CQ_INCLUDE_TRYBOTS=luci.chromium.try:linux_optional_gpu_tests_rel;luci.chromium.try:mac_optional_gpu_tests_rel;luci.chromium.try:win_optional_gpu_tests_rel

Change-Id: I548d4fad80a26092df6a17127bb56ec3cf18b569
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1546944
Cr-Commit-Position: refs/heads/master@{#646690}
1 file changed