[PM-13271] Remove unused ci:coverage from gulpfile (#11455)

Remove the gulp coverage report since we now use jest, and coverage is handled through the root coverage report which is done in a different script.

.github/workflows/build-browser.yml

@@ -168,10 +168,6 @@ jobs:
         run: npm run dist:chrome:beta
         working-directory: browser-source/apps/browser
 
-      - name: Gulp
-        run: gulp ci
-        working-directory: browser-source/apps/browser
-
       - name: Upload Opera artifact
         uses: actions/upload-artifact@50769540e7f4bd5e21e526ee35c689e35e0d6874 # v4.4.0
         with:
@@ -235,14 +231,6 @@ jobs:
           path: browser-source.zip
           if-no-files-found: error
 
-      - name: Upload coverage artifact
-        if: false
-        uses: actions/upload-artifact@50769540e7f4bd5e21e526ee35c689e35e0d6874 # v4.4.0
-        with:
-          name: coverage-${{ env._BUILD_NUMBER }}.zip
-          path: browser-source/apps/browser/coverage/coverage-${{ env._BUILD_NUMBER }}.zip
-          if-no-files-found: error
-
   build-safari:
     name: Build Safari
     runs-on: macos-13

apps/browser/gulpfile.js

@@ -14,7 +14,6 @@ const betaBuild = process.env.BETA_BUILD === "1";
 const paths = {
   build: "./build/",
   dist: "./dist/",
-  coverage: "./coverage/",
   node_modules: "./node_modules/",
   popupDir: "./src/popup/",
   cssDir: "./src/popup/css/",
@@ -276,17 +275,6 @@ function stdOutProc(proc) {
   proc.stderr.on("data", (data) => console.error(data.toString()));
 }
 
-async function ciCoverage(cb) {
-  const { default: zip } = await import("gulp-zip");
-  const { default: filter } = await import("gulp-filter");
-
-  return gulp
-    .src(paths.coverage + "**/*")
-    .pipe(filter(["**", "!coverage/coverage*.zip"]))
-    .pipe(zip(`coverage${buildString()}.zip`))
-    .pipe(gulp.dest(paths.coverage));
-}
-
 function applyBetaLabels(manifest) {
   manifest.name = "Bitwarden Password Manager BETA";
   manifest.short_name = "Bitwarden BETA";
@@ -320,5 +308,3 @@ exports["dist:safari:mas"] = distSafariMas;
 exports["dist:safari:masdev"] = distSafariMasDev;
 exports["dist:safari:dmg"] = distSafariDmg;
 exports.dist = gulp.parallel(distFirefox, distChrome, distOpera, distEdge);
-exports["ci:coverage"] = ciCoverage;
-exports.ci = ciCoverage;

apps/browser/package.json

@@ -26,7 +26,6 @@
     "dist:safari:masdev": "npm run build:prod && gulp dist:safari:masdev",
     "dist:safari:dmg": "npm run build:prod && gulp dist:safari:dmg",
     "test": "jest",
-    "test:coverage": "jest --coverage --coverageDirectory=coverage",
     "test:watch": "jest --watch",
     "test:watch:all": "jest --watchAll"
   }