switch repo manifest to track the main branch

Change-Id: Ibb74f3c06e821ba386dd286e730fce4f9344ac75
Reviewed-on: https://chromium-review.googlesource.com/c/breakpad/breakpad/+/2718528
Reviewed-by: Ian Barkley-Yeung <iby@chromium.org>
diff --git a/default.xml b/default.xml
index 767415d..61f3424 100644
--- a/default.xml
+++ b/default.xml
@@ -2,7 +2,7 @@
 <!-- AUTOGENERATED BY deps-to-manifest.py; DO NOT EDIT -->
 <manifest>
 
-  <default revision='refs/heads/master'
+  <default revision='refs/heads/main'
            remote='chromium'
            sync-c='true'
            sync-j='8' />
@@ -17,7 +17,7 @@
 
   <project path='src'
            name='breakpad/breakpad'
-           revision='refs/heads/master'
+           revision='refs/heads/main'
            remote='chromium' />
 
   <project path='src/src/tools/gyp'
diff --git a/src/tools/python/deps-to-manifest.py b/src/tools/python/deps-to-manifest.py
index b456285..2a9e1bd 100755
--- a/src/tools/python/deps-to-manifest.py
+++ b/src/tools/python/deps-to-manifest.py
@@ -49,7 +49,7 @@
 <!-- AUTOGENERATED BY %(prog)s; DO NOT EDIT -->
 <manifest>
 
-  <default revision='refs/heads/master'
+  <default revision='refs/heads/main'
            remote='chromium'
            sync-c='true'
            sync-j='8' />
@@ -100,7 +100,7 @@
   data = {
       'path': 'src',
       'name': 'breakpad/breakpad',
-      'revision': 'refs/heads/master',
+      'revision': 'refs/heads/main',
       'remote': 'chromium',
   }
   new_contents += MANIFEST_PROJECT % data