diff --git a/DEPS b/DEPS
index 5fc3cde..bca4710 100644
--- a/DEPS
+++ b/DEPS
@@ -50,6 +50,7 @@
 
 
 vars = {
+  "buildspec_platforms": "all",
   # 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.
@@ -199,7 +200,7 @@
   # 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/chromium/4288',
+  'v8_revision': '07b0b1dcde4a99294b8028d83f4ea244885cc091',
   # 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.
@@ -207,7 +208,7 @@
   # 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/4288',
+  'angle_revision': 'b2ff69f856d98312bbfe14f80d084b7d8795281f',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.
@@ -215,7 +216,7 @@
   # 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/4288',
+  'pdfium_revision': 'daef088d069f8d49d8ba668f475dd21ca0e5c087',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling BoringSSL
   # and whatever else without interference from each other.
@@ -266,7 +267,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling devtools-frontend
   # and whatever else without interference from each other.
-  'devtools_frontend_revision': 'refs/heads/chromium/4288',
+  'devtools_frontend_revision': '5a23b943626939e5bcc6c1dfddbbebd2c531e151',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling libprotobuf-mutator
   # and whatever else without interference from each other.
@@ -1365,7 +1366,7 @@
   },
 
   'src/third_party/requests/src': {
-      'url': Var('chromium_git') + '/external/github.com/kennethreitz/requests.git' + '@' + 'refs/tags/v2.23.0',
+      'url': Var('chromium_git') + '/external/github.com/kennethreitz/requests.git' + '@' + 'c7e0fc087ceeadb8b4c84a0953a422c474093d6d',
       'condition': 'checkout_android',
   },
 
@@ -1486,7 +1487,7 @@
   },
 
   'src/third_party/webrtc':
-    Var('webrtc_git') + '/src.git' + '@' + 'refs/branch-heads/4288',
+    Var('webrtc_git') + '/src.git' + '@' + 'ff7913204ce23f6888d206d16250a1429d0736db',
 
   'src/third_party/libgifcodec':
      Var('skia_git') + '/libgifcodec' + '@'+  Var('libgifcodec_revision'),
@@ -1558,7 +1559,7 @@
     Var('chromium_git') + '/v8/v8.git' + '@' +  Var('v8_revision'),
 
   'src-internal': {
-    'url': 'https://chrome-internal.googlesource.com/chrome/src-internal.git@refs/heads/chromium/4288',
+    'url': 'https://chrome-internal.googlesource.com/chrome/src-internal.git@930030d0eb5c1d387731e4a9995fdda68c1f5e6b',
     'condition': 'checkout_src_internal',
   },