Roll chromium_revision 1b4899457a..5df4e1bfe7 (518587:518692)

Change log: https://chromium.googlesource.com/chromium/src/+log/1b4899457a..5df4e1bfe7
Full diff: https://chromium.googlesource.com/chromium/src/+/1b4899457a..5df4e1bfe7

Changed dependencies:
* src/base: https://chromium.googlesource.com/chromium/src/base/+log/ce43a92e79..4843599735
* src/build: https://chromium.googlesource.com/chromium/src/build/+log/9c1e28b9fd..99653454ee
* src/ios: https://chromium.googlesource.com/chromium/src/ios/+log/9752a6f0ae..7287c9baeb
* src/testing: https://chromium.googlesource.com/chromium/src/testing/+log/b4ccc7337b..60c665fffe
* src/third_party: https://chromium.googlesource.com/chromium/src/third_party/+log/32aced3ac0..6a94dad699
* src/third_party/catapult: https://chromium.googlesource.com/catapult.git/+log/37921f135d..2ffb57b102
* src/tools: https://chromium.googlesource.com/chromium/src/tools/+log/1508c9c638..4e917ad6ac
DEPS diff: https://chromium.googlesource.com/chromium/src/+/1b4899457a..5df4e1bfe7/DEPS

No update to Clang.

TBR=buildbot@webrtc.org,
BUG=None
CQ_INCLUDE_TRYBOTS=master.internal.tryserver.corp.webrtc:linux_internal

Change-Id: I4c0bb9cb500e6bcbad7a0633e81ed0bd3b5db27c
Reviewed-on: https://webrtc-review.googlesource.com/25283
Reviewed-by: WebRTC Buildbot <buildbot@webrtc.org>
Commit-Queue: WebRTC Buildbot <buildbot@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#20842}
diff --git a/DEPS b/DEPS
index ff034e6..05c62af 100644
--- a/DEPS
+++ b/DEPS
@@ -7,7 +7,7 @@
   'checkout_configuration': 'default',
   'checkout_instrumented_libraries': 'checkout_linux and checkout_configuration == "default"',
   'webrtc_git': 'https://webrtc.googlesource.com',
-  'chromium_revision': '1b4899457a8ee998250867ee56ed154e530c751a',
+  'chromium_revision': '5df4e1bfe7da9aa1d11b906df81c277a6f4cb79a',
   'boringssl_git': 'https://boringssl.googlesource.com',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling swarming_client
@@ -28,7 +28,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling catapult
   # and whatever else without interference from each other.
-  'catapult_revision': '37921f135dc61021b8ced4c73375339658ac9953',
+  'catapult_revision': '2ffb57b10257d6577907105f83cbb4ae4063397c',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling libFuzzer
   # and whatever else without interference from each other.
@@ -38,9 +38,9 @@
   # 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' + '@' + 'ce43a92e7962bd315be84bea2624956cf6140d3e',
+    Var('chromium_git') + '/chromium/src/base' + '@' + '4843599735e9b3c38add9632a0dc9fc63268fb15',
   'src/build':
-    Var('chromium_git') + '/chromium/src/build' + '@' + '9c1e28b9fdbe4c1563a20dc22f1441b9d860d936',
+    Var('chromium_git') + '/chromium/src/build' + '@' + '99653454ee423cc5528426f9827dc24627f95c6a',
   'src/buildtools':
     Var('chromium_git') + '/chromium/buildtools.git' + '@' + '505de88083136eefd056e5ee4ca0f01fe9b33de8',
   # Gradle 4.3-rc4. Used for testing Android Studio project generation for WebRTC.
@@ -50,13 +50,13 @@
     'condition': 'checkout_android',
   },
   'src/ios': {
-    'url': Var('chromium_git') + '/chromium/src/ios' + '@' + '9752a6f0ae9e8f5a27689a3bc2abf8fd37bbeb34',
+    'url': Var('chromium_git') + '/chromium/src/ios' + '@' + '7287c9baeba3bf385dd81858a851ea2b86483b40',
     'condition': 'checkout_ios',
   },
   'src/testing':
-    Var('chromium_git') + '/chromium/src/testing' + '@' + 'b4ccc7337b50d5c7216fa5d88b543d589c778ed7',
+    Var('chromium_git') + '/chromium/src/testing' + '@' + '60c665fffe7dc505fdd5d30f9dbcbc50dde1e017',
   'src/third_party':
-    Var('chromium_git') + '/chromium/src/third_party' + '@' + '32aced3ac0b402cb007afe335a944b82768ae6b8',
+    Var('chromium_git') + '/chromium/src/third_party' + '@' + '6a94dad69990963f7f6c59e5896c97288a686b19',
   'src/third_party/android_tools': {
     'url': Var('chromium_git') + '/android_tools.git' + '@' + '9914c5704717424998c69e837be3631914d787cc',
     'condition': 'checkout_android',
@@ -155,7 +155,7 @@
   'src/third_party/yasm/source/patched-yasm':
     Var('chromium_git') + '/chromium/deps/yasm/patched-yasm.git' + '@' + 'b98114e18d8b9b84586b10d24353ab8616d4c5fc',
   'src/tools':
-    Var('chromium_git') + '/chromium/src/tools' + '@' + '1508c9c6388465b4ee8b15d3f092f026f52af039',
+    Var('chromium_git') + '/chromium/src/tools' + '@' + '4e917ad6ac6372ac6357037b1aaae324ec744105',
   'src/tools/gyp':
     Var('chromium_git') + '/external/gyp.git' + '@' + 'd61a9397e668fa9843c4aa7da9e79460fe590bfb',
   'src/tools/swarming_client':