Gitmodules: Remove unused androidx_browser.

Also use commit hash for third_party/wayland.

Bug: chromium:1421776
Change-Id: I406b875e65c42413c4841227ce32035f6c004f78
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/4753352
Commit-Queue: Yuxin Hu <yuxinhu@google.com>
Reviewed-by: Yuxin Hu <yuxinhu@google.com>
diff --git a/DEPS b/DEPS
index 89270e6..c56eb6b 100644
--- a/DEPS
+++ b/DEPS
@@ -283,11 +283,6 @@
     'condition': 'checkout_android and not build_with_chromium',
   },
 
-  'third_party/android_sdk/androidx_browser/src': {
-      'url': '{chromium_git}/external/gob/android/platform/frameworks/support/browser.git@65086eb5e52c16778fa7b4f157156d17b176fcb3',
-      'condition': 'checkout_android and not build_with_chromium',
-  },
-
   'third_party/android_sdk/public': {
       'packages': [
           {
@@ -643,7 +638,7 @@
   },
 
   'third_party/wayland': {
-    'url': '{chromium_git}/external/anongit.freedesktop.org/git/wayland/wayland@upstream/1.20.0',
+    'url': '{chromium_git}/external/anongit.freedesktop.org/git/wayland/wayland@75c1a93e2067220fa06208f20f8f096bb463ec08',
     'condition': 'not build_with_chromium and host_os == "linux"'
   },
 
diff --git a/scripts/roll_chromium_deps.py b/scripts/roll_chromium_deps.py
index 16f03ce..66d7aa5 100755
--- a/scripts/roll_chromium_deps.py
+++ b/scripts/roll_chromium_deps.py
@@ -46,7 +46,6 @@
     'third_party/android_deps',
     'third_party/android_platform',
     'third_party/android_sdk',
-    'third_party/android_sdk/androidx_browser/src',
     'third_party/android_sdk/public',
     'third_party/android_system_sdk',
     'third_party/android_toolchain',