Add wasm branch hinting (#28566)

* Add wasm branch hinting

* Mark Firefox as Nightly-only

Co-authored-by: Claas Augner <[email protected]>

---------

Co-authored-by: Claas Augner <[email protected]>

Author: ddbeck

lint/linter/test-spec-urls.ts

@@ -47,6 +47,7 @@ const specsExceptions = [
   'https://github.com/WebAssembly/js-string-builtins/blob/main/proposals/js-string-builtins/Overview.md',
   'https://github.com/WebAssembly/function-references/blob/main/proposals/function-references/Overview.md',
   'https://github.com/WebAssembly/js-promise-integration',
+  'https://github.com/WebAssembly/branch-hinting/blob/main/proposals/branch-hinting/Overview.md',
 ];
 
 const allowedSpecURLs = [

webassembly/branch-hinting.json

@@ -0,0 +1,36 @@
+{
+  "webassembly": {
+    "branch-hinting": {
+      "__compat": {
+        "spec_url": "https://github.com/WebAssembly/branch-hinting/blob/main/proposals/branch-hinting/Overview.md",
+        "support": {
+          "chrome": {
+            "version_added": "137"
+          },
+          "chrome_android": "mirror",
+          "edge": "mirror",
+          "firefox": {
+            "version_added": "preview",
+            "impl_url": "https://bugzil.la/1950729"
+          },
+          "firefox_android": "mirror",
+          "oculus": "mirror",
+          "opera": "mirror",
+          "opera_android": "mirror",
+          "safari": {
+            "version_added": "16"
+          },
+          "safari_ios": "mirror",
+          "samsunginternet_android": "mirror",
+          "webview_android": "mirror",
+          "webview_ios": "mirror"
+        },
+        "status": {
+          "experimental": false,
+          "standard_track": true,
+          "deprecated": false
+        }
+      }
+    }
+  }
+}