diff --git a/DEPS b/DEPS
index 6b986755..9ea5fa90 100644
--- a/DEPS
+++ b/DEPS
@@ -38,6 +38,7 @@
 
 
 vars = {
+  "buildspec_platforms": "win, linux64, mac64, win64",
   # Variable that can be used to support multiple build scenarios, like having
   # Chromium specific targets in a client project's GN file or sync dependencies
   # conditionally etc.
@@ -133,11 +134,11 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and whatever else without interference from each other.
-  'skia_revision': 'refs/heads/chrome/m74',
+  'skia_revision': 'ae4b97edd5b9eeee9e4fe9814f67e3abc4ba1a75',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.
-  'v8_revision': 'refs/heads/7.4-lkgr',
+  'v8_revision': '8a28642518a30b588dda7c417fd820a9f2831fee',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling swarming_client
   # and whatever else without interference from each other.
@@ -145,7 +146,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling ANGLE
   # and whatever else without interference from each other.
-  'angle_revision': 'refs/heads/chromium/3729',
+  'angle_revision': '9512a0ef062ac941cc8f3b84cfba25365ff7c65a',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.
@@ -153,7 +154,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling PDFium
   # and whatever else without interference from each other.
-  'pdfium_revision': 'refs/heads/chromium/3729',
+  'pdfium_revision': '67bce04caad2814ba8d88cc8a085657fc720f045',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling openmax_dl
   # and whatever else without interference from each other.
@@ -1293,7 +1294,7 @@
     Var('chromium_git') + '/external/khronosgroup/webgl.git' + '@' + 'a0f51b2e123f39c9ff12e621b0b47dd28dd64424',
 
   'src/third_party/webrtc':
-    Var('webrtc_git') + '/src.git' + '@' + 'refs/branch-heads/m74',
+    Var('webrtc_git') + '/src.git' + '@' + 'cc1b32545db7823b85f5a83a92ed5f85970492c9',
 
   'src/third_party/xdg-utils': {
       'url': Var('chromium_git') + '/chromium/deps/xdg-utils.git' + '@' + 'd80274d5869b17b8c9067a1022e4416ee7ed5e0d',
@@ -1334,7 +1335,7 @@
     Var('chromium_git') + '/v8/v8.git' + '@' +  Var('v8_revision'),
 
   'src-internal': {
-    'url': 'https://chrome-internal.googlesource.com/chrome/src-internal.git@refs/heads/chromium/3729',
+    'url': 'https://chrome-internal.googlesource.com/chrome/src-internal.git@151bfa60c2068e7d2f3eea47728e906002ea9401',
     'condition': 'checkout_src_internal',
   },