refactor: rename es5 polyfills entrypoint name to polyfills-es5

Author: alan-agius4

packages/angular_devkit/build_angular/src/angular-cli-files/models/webpack-configs/browser.ts

@@ -45,7 +45,7 @@ export function getBrowserConfig(wco: WebpackConfigOptions): webpack.Configurati
       entrypoints: generateEntryPoints(buildOptions),
       deployUrl: buildOptions.deployUrl,
       sri: buildOptions.subresourceIntegrity,
-      noModuleEntrypoints: ['polyfills.es5'],
+      noModuleEntrypoints: ['polyfills-es5'],
     }));
   }
 
@@ -114,7 +114,7 @@ export function getBrowserConfig(wco: WebpackConfigOptions): webpack.Configurati
               const moduleName = module.nameForCondition ? module.nameForCondition() : '';
 
               return /[\\/]node_modules[\\/]/.test(moduleName)
-                && !chunks.some(({ name }) => name === 'polyfills' || name === 'polyfills.es5'
+                && !chunks.some(({ name }) => name === 'polyfills' || name === 'polyfills-es5'
                   || globalStylesBundleNames.includes(name));
             },
           },

packages/angular_devkit/build_angular/src/angular-cli-files/models/webpack-configs/common.ts

@@ -83,9 +83,9 @@ export function getCommonConfig(wco: WebpackConfigOptions): Configuration {
     // For NON differential loading we want to have 2 polyfill bundles
     if (buildOptions.es5BrowserSupport
       || (buildOptions.es5BrowserSupport === undefined && isEs5SupportNeeded(projectRoot))) {
-      entryPoints['polyfills.es5'] = [es5Polyfills];
+      entryPoints['polyfills-es5'] = [es5Polyfills];
       if (!buildOptions.aot) {
-        entryPoints['polyfills.es5'].push(es5JitPolyfills);
+        entryPoints['polyfills-es5'].push(es5JitPolyfills);
       }
     }
   }

packages/angular_devkit/build_angular/src/angular-cli-files/utilities/package-chunk-sort.ts

@@ -26,7 +26,7 @@ export function generateEntryPoints(
   };
 
   const entryPoints = [
-    'polyfills.es5',
+    'polyfills-es5',
     'polyfills',
     'sw-register',
     ...extraEntryPoints(appConfig.styles, 'styles'),

tests/legacy-cli/e2e/tests/misc/support-ie.ts

@@ -16,7 +16,7 @@ export default async function () {
 
   await writeFile('browserslist', 'last 2 Chrome versions');
   await ng('build');
-  await expectFileNotToExist('dist/test-project/polyfills.es5.js');
+  await expectFileNotToExist('dist/test-project/polyfills-es5.js');
   await expectFileToMatch('dist/test-project/index.html', oneLineTrim`
     <script src="runtime.js"></script>
     <script src="polyfills.js"></script>
@@ -27,10 +27,10 @@ export default async function () {
 
   await writeFile('browserslist', 'IE 10');
   await ng('build', `--es5BrowserSupport`);
-  await expectFileToMatch('dist/test-project/polyfills.es5.js', 'core-js');
+  await expectFileToMatch('dist/test-project/polyfills-es5.js', 'core-js');
   await expectFileToMatch('dist/test-project/index.html', oneLineTrim`
     <script src="runtime.js"></script>
-    <script src="polyfills.es5.js" nomodule></script>
+    <script src="polyfills-es5.js" nomodule></script>
     <script src="polyfills.js"></script>
     <script src="styles.js"></script>
     <script src="vendor.js"></script>