DO NOT MERGE ANYWHERE - Update chromium-dev to use main branch.

Bug: b/289400079
Change-Id: Ic01880e477d68b2f516cd0858cf1fc30d1660827
diff --git a/default.xml b/default.xml
index b405f9f..64079a0 100644
--- a/default.xml
+++ b/default.xml
@@ -9,9 +9,9 @@
   <project path="external/chromium_org" name="platform/external/chromium_org" revision="chromium-dev" />
   <project name="platform/frameworks/webview" path="frameworks/webview" revision="chromium-dev"/>
 
-  <!-- chromium-libpac depends on v8 directly, so the master branch is more
+  <!-- chromium-libpac depends on v8 directly, so the main branch is more
        likely to compile against ToT Chromium than a snapshot -->
-  <project name="platform/external/chromium-libpac" path="external/chromium-libpac" revision="master"/>
+  <project name="platform/external/chromium-libpac" path="external/chromium-libpac" revision="main"/>
 
   <!-- These match android_webview/buildbot/aosp_manifest.xml at Chromium r292922 -->
   <project groups="device,flo" name="device/asus/deb" revision="0ce3a783d549d023ddc553a04fed717ffb2ff533"/>