diff --git a/DEPS b/DEPS
index 11bf6887a9..45c00c065f 100644
--- a/DEPS
+++ b/DEPS
@@ -7,7 +7,7 @@ vars = {
   'checkout_configuration': 'default',
   'checkout_instrumented_libraries': 'checkout_linux and checkout_configuration == "default"',
   'webrtc_git': 'https://webrtc.googlesource.com',
-  'chromium_revision': '259e889be2fdc85139675a69694ea9c8e7a74951',
+  'chromium_revision': '840358c8c01458b86e65745831da23d84b72375b',
   'boringssl_git': 'https://boringssl.googlesource.com',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling swarming_client
@@ -86,9 +86,9 @@ deps = {
   # TODO(kjellander): Move this to be Android-only once the libevent dependency
   # in base/third_party/libevent is solved.
   'src/base':
-    Var('chromium_git') + '/chromium/src/base' + '@' + '09d7134b0c7a2fdf689097b01b59d195c9502563',
+    Var('chromium_git') + '/chromium/src/base' + '@' + 'a7699f35a7c154e2085562983df2186c376b2c9b',
   'src/build':
-    Var('chromium_git') + '/chromium/src/build' + '@' + '874a2b07f579a2cca2892b79bc4a72373881b0f5',
+    Var('chromium_git') + '/chromium/src/build' + '@' + '48dfe9e456ef0a77c081599832526334dafd7acf',
   'src/buildtools':
     Var('chromium_git') + '/chromium/src/buildtools' + '@' + 'a2a4845768fae5737355b27b428313014b2c9f91',
   # Gradle 4.3-rc4. Used for testing Android Studio project generation for WebRTC.
@@ -98,13 +98,13 @@ deps = {
     'condition': 'checkout_android',
   },
   'src/ios': {
-    'url': Var('chromium_git') + '/chromium/src/ios' + '@' + '64f3acc98504feaf1856688a5e088de73bb6f829',
+    'url': Var('chromium_git') + '/chromium/src/ios' + '@' + '9a2dd2d615dba7b00777a46b40040c5aa36cd039',
     'condition': 'checkout_ios',
   },
   'src/testing':
-    Var('chromium_git') + '/chromium/src/testing' + '@' + '606e0bc5ff2e7103d65705aaf8aa41f5ccedf41e',
+    Var('chromium_git') + '/chromium/src/testing' + '@' + '6a1b827f95ba41caa624f9aee0453ff5b32f5eec',
   'src/third_party':
-    Var('chromium_git') + '/chromium/src/third_party' + '@' + '2b81114529f098761ab9263f6abd04ad3b10b9d9',
+    Var('chromium_git') + '/chromium/src/third_party' + '@' + 'e14c7a6a82d01a39c8c8b55ae43d224a6e87e344',
 
   'src/buildtools/linux64': {
     'packages': [
@@ -203,13 +203,13 @@ deps = {
   'src/third_party/colorama/src':
     Var('chromium_git') + '/external/colorama.git' + '@' + '799604a1041e9b3bc5d2789ecbd7e8db2e18e6b8',
   'src/third_party/depot_tools':
-    Var('chromium_git') + '/chromium/tools/depot_tools.git' + '@' + 'b542cca266972d6f78afe52d9a9a1a56a3f90d7d',
+    Var('chromium_git') + '/chromium/tools/depot_tools.git' + '@' + '1c21d7cb523d20b7d3febb5aa9dc5798c1ffdbae',
   'src/third_party/errorprone/lib': {
       'url': Var('chromium_git') + '/chromium/third_party/errorprone.git' + '@' + '980d49e839aa4984015efed34b0134d4b2c9b6d7',
       'condition': 'checkout_android',
   },
   'src/third_party/ffmpeg':
-    Var('chromium_git') + '/chromium/third_party/ffmpeg.git' + '@' + '7e1e8a4f7df474a4f8109c507a09621acad40314',
+    Var('chromium_git') + '/chromium/third_party/ffmpeg.git' + '@' + 'f5b197fe669943e9e18d2181dc8aa696075620aa',
   'src/third_party/findbugs': {
     'url': Var('chromium_git') + '/chromium/deps/findbugs.git' + '@' + '4275d9ac8610db6b1bc9a5e887f97e41b33fac67',
     'condition': 'checkout_android',
@@ -316,7 +316,7 @@ deps = {
   'src/third_party/yasm/source/patched-yasm':
     Var('chromium_git') + '/chromium/deps/yasm/patched-yasm.git' + '@' + '720b70524a4424b15fc57e82263568c8ba0496ad',
   'src/tools':
-    Var('chromium_git') + '/chromium/src/tools' + '@' + 'b36f725a77e1616bb68dc63dc32d0276e2db4112',
+    Var('chromium_git') + '/chromium/src/tools' + '@' + '349ebd5d4e84e71b913bd3970e408c55713d1d01',
   'src/tools/swarming_client':
     Var('chromium_git') + '/infra/luci/client-py.git' + '@' +  Var('swarming_revision'),