Create chrome_branch_deps.json for branch 6312.

Change-Id: I2a694ae24f3c93cd0482c6c08b4a231d6eb7bdba
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5308217
Bot-Commit: Chrome Release Bot (LUCI) <chrome-official-brancher@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/branch-heads/6312@{#1}
Cr-Branched-From: 6711dcdae48edaf98cbc6964f90fac85b7d9986e-refs/heads/main@{#1262506}

diff --git a/chrome/chrome_branch_deps.json b/chrome/chrome_branch_deps.json
new file mode 100644
index 0000000..fc3ff07a
--- /dev/null
+++ b/chrome/chrome_branch_deps.json

@@ -0,0 +1,17 @@
+{
+  "src": "refs/branch-heads/6312",
+  "src:src/clank": "refs/heads/chromium/6312",
+  "src:src/components/optimization_guide/internal": "refs/heads/chromium/6312",
+  "src:src/internal": "refs/heads/chromium/6312",
+  "src:src/ios_internal": "refs/heads/chromium/6312",
+  "src:src/third_party/angle": "refs/heads/chromium/6312",
+  "src:src/third_party/dawn": "refs/heads/chromium/6312",
+  "src:src/third_party/devtools-frontend-internal": "refs/heads/chromium/6312",
+  "src:src/third_party/devtools-frontend-internal:devtools-frontend": "refs/heads/chromium/6312",
+  "src:src/third_party/devtools-frontend/src": "refs/heads/chromium/6312",
+  "src:src/third_party/pdfium": "refs/heads/chromium/6312",
+  "src:src/third_party/skia": "refs/heads/chrome/m123",
+  "src:src/third_party/vulkan-deps": "refs/heads/chromium/6312",
+  "src:src/third_party/webrtc": "refs/branch-heads/6312",
+  "src:src/v8": "refs/heads/chromium/6312"
+}