Update DevTools DEPS.

Rolling build: https://chromium.googlesource.com/chromium/src/build/+log/4d1a79e..3fd1fd5

Rolling buildtools/linux64: git_revision:19bf826e6e5d05100cb3568e90e48bd3c97d4f22..git_revision:387b368dfe63fec317f8e609d90c634807f2764e

Rolling third_party/depot_tools: https://chromium.googlesource.com/chromium/tools/depot_tools/+log/e971498..9552069

R=machenbach@chromium.org,liviurau@chromium.org

Bug: none
Change-Id: Ibdce662a86182637fbe72352d07f8bb6d1cb635a
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/3371833
Commit-Queue: Devtools Autoroller <devtools-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Bot-Commit: Devtools Autoroller <devtools-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index 980679f..3085e5d 100644
--- a/DEPS
+++ b/DEPS
@@ -11,13 +11,13 @@
   'checkout_reclient': False,
 
   'build_url': 'https://chromium.googlesource.com/chromium/src/build.git',
-  'build_revision': '4d1a79eb0635af6f27803a462a2608e8a24560bd',
+  'build_revision': '3fd1fd51c312a2edc84e722311e56c46b9130d3a',
 
   'buildtools_url': 'https://chromium.googlesource.com/chromium/src/buildtools.git',
   'buildtools_revision': 'f78b4b9f33bd8ef9944d5ce643daff1c31880189',
 
   'depot_tools_url': 'https://chromium.googlesource.com/chromium/tools/depot_tools.git',
-  'depot_tools_revision': 'e9714986c0fae9d639baaf2478d2f3d3f70dc1a9',
+  'depot_tools_revision': '9552069c06705e149b156bcc70b84c1636f22f5e',
 
   'inspector_protocol_url': 'https://chromium.googlesource.com/deps/inspector_protocol',
   'inspector_protocol_revision': '1bf30edff655dbb1db57e93dce0ee57e176cc4d4',
@@ -28,7 +28,7 @@
   'emscripten_tag': '6ab7fc5622a67e6111d07c4ba61c8d3c8fc33ed2',
 
   # GN CIPD package version.
-  'gn_version': 'git_revision:19bf826e6e5d05100cb3568e90e48bd3c97d4f22',
+  'gn_version': 'git_revision:387b368dfe63fec317f8e609d90c634807f2764e',
 
   # reclient CIPD package version
   'reclient_version': 're_client_version:0.19.2.319f839',