fix(@schematics/angular): remove old GoogleBot browserslist setting

GoogleBot is now evergreen, we don't need to specialcase it: https://webmasters.googleblog.com/2019/05/the-new-evergreen-googlebot.html?m=1

Fixes #14364

Author: Alan Agius

packages/schematics/angular/application/files/browserslist.template

@@ -5,12 +5,8 @@
 # You can see what browsers were selected by your queries by running:
 #   npx browserslist
 
-# Googlebot uses an older version of Chrome
-# For additional information see: https://developers.google.com/search/docs/guides/rendering
-
 > 0.5%
 last 2 versions
 Firefox ESR
-Chrome 41 # Support for Googlebot
 not dead
 not IE 9-11 # For IE 9-11 support, remove 'not'.

packages/schematics/angular/migrations/update-8/differential-loading.ts

@@ -29,13 +29,9 @@ const browserslistContent = `# This file is used by the build system to adjust C
 # You can see what browsers were selected by your queries by running:
 #   npx browserslist
 
-# Googlebot uses an older version of Chrome
-# For additional information see: https://developers.google.com/search/docs/guides/rendering
-
 > 0.5%
 last 2 versions
 Firefox ESR
-Chrome 41 # Support for Googlebot
 not dead
 not IE 9-11 # For IE 9-11 support, remove 'not'.`;
 
@@ -148,13 +144,8 @@ function updateProjects(): Rule {
         }
       }
 
-      const source = tree.read(browserslistPath);
-      if (!source) {
+      if (!tree.exists(browserslistPath)) {
         tree.create(browserslistPath, browserslistContent);
-      } else if (!source.toString().toLowerCase().includes('chrome 41')) {
-        const recorder = tree.beginUpdate(browserslistPath);
-        recorder.insertRight(source.length, '\nChrome 41 # Googlebot');
-        tree.commitUpdate(recorder);
       }
     }
 

packages/schematics/angular/migrations/update-8/differential-loading_spec.ts

@@ -80,27 +80,17 @@ describe('Migration to version 8', () => {
       expect(module).toBe('esnext');
     });
 
-    it(`should update browserslist file to add an non evergreen browser`, () => {
-      const tree2 = schematicRunner.runSchematic('migration-07', {}, tree.branch());
-      expect(tree2.readContent('/browserslist')).toContain('Chrome 41');
-    });
-
     it(`should create browserslist file if it doesn't exist`, () => {
       tree.delete('/browserslist');
       const tree2 = schematicRunner.runSchematic('migration-07', {}, tree.branch());
       expect(tree2.exists('/browserslist')).toBe(true);
-      expect(tree2.readContent('/browserslist'))
-        .toContain('Support for Googlebot');
     });
 
     it('should move browserslist file if it exists in the sourceRoot', () => {
       tree.create('/src/browserslist', 'last 2 Chrome versions');
       tree.delete('/browserslist');
       const tree2 = schematicRunner.runSchematic('migration-07', {}, tree.branch());
       expect(tree2.exists('/browserslist')).toBe(true);
-      const content = tree2.readContent('/browserslist');
-      expect(content).toContain('Chrome 41');
-      expect(content).toContain('last 2 Chrome versions');
     });
 
     it(`should remove 'target' and 'module' from non workspace tsconfig.json`, () => {