Revert "fix(@angular-devkit/build-angular): control linker template sourcemapping via builder sourcemap options"

This reverts commit d4c5f85.

Author: alan-agius4

packages/angular_devkit/build_angular/src/babel/presets/application.ts

@@ -20,7 +20,6 @@ export interface ApplicationPresetOptions {
   angularLinker?: {
     shouldLink: boolean;
     jitMode: boolean;
-    sourcemap: boolean;
   };
 
   forceES5?: boolean;
@@ -32,8 +31,7 @@ export interface ApplicationPresetOptions {
 type I18nDiagnostics = import('@angular/localize/src/tools/src/diagnostics').Diagnostics;
 function createI18nDiagnostics(reporter: DiagnosticReporter | undefined): I18nDiagnostics {
   // Babel currently is synchronous so import cannot be used
-  const diagnostics: I18nDiagnostics =
-    new (require('@angular/localize/src/tools/src/diagnostics').Diagnostics)();
+  const diagnostics: I18nDiagnostics = new (require('@angular/localize/src/tools/src/diagnostics').Diagnostics)();
 
   if (!reporter) {
     return diagnostics;
@@ -132,13 +130,13 @@ export default function (api: unknown, options: ApplicationPresetOptions) {
 
   if (options.angularLinker?.shouldLink) {
     // Babel currently is synchronous so import cannot be used
-    const { createEs2015LinkerPlugin } =
-      require('@angular/compiler-cli/linker/babel') as typeof import('@angular/compiler-cli/linker/babel');
+    const {
+      createEs2015LinkerPlugin,
+    } = require('@angular/compiler-cli/linker/babel') as typeof import('@angular/compiler-cli/linker/babel');
 
     plugins.push(
       createEs2015LinkerPlugin({
         linkerJitMode: options.angularLinker.jitMode,
-        sourceMapping: options.angularLinker.sourcemap,
         logger: createNgtscLogger(options.diagnosticReporter),
         fileSystem: {
           resolve: path.resolve,

packages/angular_devkit/build_angular/src/babel/webpack-loader.ts

@@ -58,7 +58,6 @@ export default custom<AngularCustomOptions>(() => {
         customOptions.angularLinker = {
           shouldLink: true,
           jitMode: aot !== true,
-          sourcemap: false,
         };
         shouldProcess = true;
       }
@@ -141,15 +140,6 @@ export default custom<AngularCustomOptions>(() => {
         );
       }
 
-      // Only enable linker template sourcemapping if linker is enabled and Webpack provides
-      // a sourcemap. This logic allows the linker sourcemap behavior to be controlled by the
-      // Webpack sourcemap configuration. For example, if a vendor file is being processed
-      // and vendor sourcemaps are disabled, the `inputSourceMap` property will be `undefined`
-      // which will effectively disable linker sourcemapping for vendor files.
-      if (customOptions.angularLinker && configuration.options.inputSourceMap) {
-        customOptions.angularLinker.sourcemap = true;
-      }
-
       return {
         ...configuration.options,
         // Workaround for https://github.com/babel/babel-loader/pull/896 is available