Move vulkan-deps and emscripten to main branch

vulkan-deps and emscripten have main branch as HEAD.

Change-Id: I5d788f5d019b01bb398148ee427343af65dadd91
Reviewed-on: https://skia-review.googlesource.com/c/buildbot/+/401747
Reviewed-by: Eric Boren <borenet@google.com>
Commit-Queue: Eric Boren <borenet@google.com>
diff --git a/autoroll/config/binaryen-emscripten-releases.cfg b/autoroll/config/binaryen-emscripten-releases.cfg
index af028e9..a4a7abd 100644
--- a/autoroll/config/binaryen-emscripten-releases.cfg
+++ b/autoroll/config/binaryen-emscripten-releases.cfg
@@ -33,7 +33,7 @@
 parent_child_repo_manager:  {
   gitiles_parent:  {
     gitiles:  {
-      branch:  "master"
+      branch:  "main"
       repo_url:  "https://chromium.googlesource.com/emscripten-releases.git"
     }
     dep:  {
diff --git a/autoroll/config/emscripten-emscripten-releases.cfg b/autoroll/config/emscripten-emscripten-releases.cfg
index c14db9a..2ef74e7 100644
--- a/autoroll/config/emscripten-emscripten-releases.cfg
+++ b/autoroll/config/emscripten-emscripten-releases.cfg
@@ -33,7 +33,7 @@
 parent_child_repo_manager:  {
   gitiles_parent:  {
     gitiles:  {
-      branch:  "master"
+      branch:  "main"
       repo_url:  "https://chromium.googlesource.com/emscripten-releases.git"
     }
     dep:  {
diff --git a/autoroll/config/glslang-vulkan-deps.cfg b/autoroll/config/glslang-vulkan-deps.cfg
index 38f1e0f..4bd3f4d 100644
--- a/autoroll/config/glslang-vulkan-deps.cfg
+++ b/autoroll/config/glslang-vulkan-deps.cfg
@@ -34,7 +34,7 @@
 parent_child_repo_manager:  {
   gitiles_parent:  {
     gitiles:  {
-      branch:  "master"
+      branch:  "main"
       repo_url:  "https://chromium.googlesource.com/vulkan-deps.git"
     }
     dep:  {
diff --git a/autoroll/config/llvm-project-emscripten-releases.cfg b/autoroll/config/llvm-project-emscripten-releases.cfg
index e3b1a57..a30bd84 100644
--- a/autoroll/config/llvm-project-emscripten-releases.cfg
+++ b/autoroll/config/llvm-project-emscripten-releases.cfg
@@ -34,7 +34,7 @@
 parent_child_repo_manager:  {
   gitiles_parent:  {
     gitiles:  {
-      branch:  "master"
+      branch:  "main"
       repo_url:  "https://chromium.googlesource.com/emscripten-releases.git"
     }
     dep:  {
diff --git a/autoroll/config/spirv-cross-vulkan-deps.cfg b/autoroll/config/spirv-cross-vulkan-deps.cfg
index b4893f7..94de882 100644
--- a/autoroll/config/spirv-cross-vulkan-deps.cfg
+++ b/autoroll/config/spirv-cross-vulkan-deps.cfg
@@ -35,7 +35,7 @@
 parent_child_repo_manager:  {
   gitiles_parent:  {
     gitiles:  {
-      branch:  "master"
+      branch:  "main"
       repo_url:  "https://chromium.googlesource.com/vulkan-deps.git"
     }
     dep:  {
diff --git a/autoroll/config/spirv-tools-vulkan-deps.cfg b/autoroll/config/spirv-tools-vulkan-deps.cfg
index 7eb967b..19f0c6a 100644
--- a/autoroll/config/spirv-tools-vulkan-deps.cfg
+++ b/autoroll/config/spirv-tools-vulkan-deps.cfg
@@ -34,7 +34,7 @@
 parent_child_repo_manager:  {
   gitiles_parent:  {
     gitiles:  {
-      branch:  "master"
+      branch:  "main"
       repo_url:  "https://chromium.googlesource.com/vulkan-deps.git"
     }
     dep:  {
diff --git a/autoroll/config/v8-emscripten-releases.cfg b/autoroll/config/v8-emscripten-releases.cfg
index 4525d14..a930bcd 100644
--- a/autoroll/config/v8-emscripten-releases.cfg
+++ b/autoroll/config/v8-emscripten-releases.cfg
@@ -33,7 +33,7 @@
 parent_child_repo_manager:  {
   gitiles_parent:  {
     gitiles:  {
-      branch:  "master"
+      branch:  "main"
       repo_url:  "https://chromium.googlesource.com/emscripten-releases.git"
     }
     dep:  {
diff --git a/autoroll/config/vulkan-deps-angle.cfg b/autoroll/config/vulkan-deps-angle.cfg
index f98833f..a3a1f7d 100644
--- a/autoroll/config/vulkan-deps-angle.cfg
+++ b/autoroll/config/vulkan-deps-angle.cfg
@@ -71,7 +71,7 @@
   }
   git_checkout_child:  {
     git_checkout:  {
-      branch:  "master"
+      branch:  "main"
       repo_url:  "https://chromium.googlesource.com/vulkan-deps.git"
       rev_link_tmpl:  "https://chromium.googlesource.com/vulkan-deps.git/+show/%s"
     }
diff --git a/autoroll/config/vulkan-deps-chromium.cfg b/autoroll/config/vulkan-deps-chromium.cfg
index 63d7301..fd610ae 100644
--- a/autoroll/config/vulkan-deps-chromium.cfg
+++ b/autoroll/config/vulkan-deps-chromium.cfg
@@ -76,7 +76,7 @@
   }
   git_checkout_child:  {
     git_checkout:  {
-      branch:  "master"
+      branch:  "main"
       repo_url:  "https://chromium.googlesource.com/vulkan-deps.git"
       rev_link_tmpl:  "https://chromium.googlesource.com/vulkan-deps.git/+show/%s"
     }
diff --git a/autoroll/config/vulkan-headers-vulkan-deps.cfg b/autoroll/config/vulkan-headers-vulkan-deps.cfg
index d636a25..f251881 100644
--- a/autoroll/config/vulkan-headers-vulkan-deps.cfg
+++ b/autoroll/config/vulkan-headers-vulkan-deps.cfg
@@ -33,7 +33,7 @@
 parent_child_repo_manager:  {
   gitiles_parent:  {
     gitiles:  {
-      branch:  "master"
+      branch:  "main"
       repo_url:  "https://chromium.googlesource.com/vulkan-deps.git"
     }
     dep:  {
diff --git a/autoroll/config/vulkan-loader-vulkan-deps.cfg b/autoroll/config/vulkan-loader-vulkan-deps.cfg
index 0a21da1..2bcf583 100644
--- a/autoroll/config/vulkan-loader-vulkan-deps.cfg
+++ b/autoroll/config/vulkan-loader-vulkan-deps.cfg
@@ -33,7 +33,7 @@
 parent_child_repo_manager:  {
   gitiles_parent:  {
     gitiles:  {
-      branch:  "master"
+      branch:  "main"
       repo_url:  "https://chromium.googlesource.com/vulkan-deps.git"
     }
     dep:  {
diff --git a/autoroll/config/vulkan-tools-vulkan-deps.cfg b/autoroll/config/vulkan-tools-vulkan-deps.cfg
index 896d3fc..49c24d1 100644
--- a/autoroll/config/vulkan-tools-vulkan-deps.cfg
+++ b/autoroll/config/vulkan-tools-vulkan-deps.cfg
@@ -33,7 +33,7 @@
 parent_child_repo_manager:  {
   gitiles_parent:  {
     gitiles:  {
-      branch:  "master"
+      branch:  "main"
       repo_url:  "https://chromium.googlesource.com/vulkan-deps.git"
     }
     dep:  {
diff --git a/autoroll/config/vulkan-validation-layers-vulkan-deps.cfg b/autoroll/config/vulkan-validation-layers-vulkan-deps.cfg
index 36f4943..3af0b5e 100644
--- a/autoroll/config/vulkan-validation-layers-vulkan-deps.cfg
+++ b/autoroll/config/vulkan-validation-layers-vulkan-deps.cfg
@@ -33,7 +33,7 @@
 parent_child_repo_manager:  {
   gitiles_parent:  {
     gitiles:  {
-      branch:  "master"
+      branch:  "main"
       repo_url:  "https://chromium.googlesource.com/vulkan-deps.git"
     }
     dep:  {