Revert "Add expectations.txt validation to presubmit"

This reverts commit cde5589953.

Reason for revert: Script fails on Windows.

Original change's description:
> Add expectations.txt validation to presubmit
>
> Change-Id: Ibabdfbdf44b027a6e6441e140f23b2c2488f32dc
> Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/112120
> Reviewed-by: Ben Clayton <bclayton@google.com>
> Commit-Queue: Austin Eng <enga@chromium.org>
> Kokoro: Kokoro <noreply+kokoro@google.com>

# Not skipping CQ checks because original CL landed > 1 day ago.

Change-Id: I106ab755af5fde289c0d014bf3be77d93dfd0beb
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/112400
Commit-Queue: Ben Clayton <bclayton@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
Kokoro: Austin Eng <enga@chromium.org>
Commit-Queue: Austin Eng <enga@chromium.org>
Auto-Submit: Austin Eng <enga@chromium.org>

go_presubmit_support.py

@@ -12,21 +12,14 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-
+def RunGoTests(input_api, output_api):
-def go_path(input_api):
+    results = []
+    try:
         go = input_api.os_path.join(input_api.change.RepositoryRoot(), "tools",
                                     "golang", "bin", "go")
         if input_api.is_windows:
             go += '.exe'
-
+        input_api.subprocess.check_call_out([go, "test", "./..."],
-    return go
-
-
-def RunGoTests(input_api, output_api):
-    results = []
-    try:
-        input_api.subprocess.check_call_out(
-            [go_path(input_api), "test", "./..."],
                                             stdout=input_api.subprocess.PIPE,
                                             stderr=input_api.subprocess.PIPE,
                                             cwd=input_api.PresubmitLocalPath())

webgpu-cts/PRESUBMIT.py

@@ -1,53 +0,0 @@
-# Copyright 2022 The Dawn & Tint Authors
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-import sys
-
-USE_PYTHON3 = True
-
-
-def _DoCommonChecks(input_api, output_api):
-    sys.path += [input_api.change.RepositoryRoot()]
-
-    from go_presubmit_support import go_path
-
-    results = []
-    try:
-        tools_path = input_api.os_path.join(input_api.change.RepositoryRoot(),
-                                            'tools')
-        cts_bin = input_api.os_path.join(tools_path, 'bin', 'cts')
-
-        cmd = [
-            go_path(input_api), 'build', '-o', cts_bin,
-            input_api.os_path.join('.', 'cmd', 'cts')
-        ]
-        input_api.subprocess.check_call_out(cmd,
-                                            stdout=input_api.subprocess.PIPE,
-                                            stderr=input_api.subprocess.PIPE,
-                                            cwd=input_api.os_path.join(
-                                                tools_path, 'src'))
-
-        cmd = [cts_bin, 'validate']
-        input_api.subprocess.check_call_out(
-            cmd,
-            stdout=input_api.subprocess.PIPE,
-            stderr=input_api.subprocess.PIPE,
-            cwd=input_api.change.RepositoryRoot())
-    except input_api.subprocess.CalledProcessError as e:
-        results.append(output_api.PresubmitError('%s' % (e, )))
-    return results
-
-
-CheckChangeOnUpload = _DoCommonChecks
-CheckChangeOnCommit = _DoCommonChecks