build(aio): disable 'global' support in webpack (#19702)

This will be fixed in CLI once https://github.com/angular/angular-cli/pull/8130 lands.

-rw-r--r--  1 iminar  eng   14942 Oct 20 22:23 dist/0.b19e913fbdd6507d346b.chunk.js
-rw-r--r--  1 iminar  eng    1535 Oct 20 22:23 dist/inline.5d66b81ec9e01af9d28d.bundle.js
-rw-r--r--  1 iminar  eng  528395 Oct 20 22:23 dist/main.e36bb99245ca52ae546f.bundle.js
-rw-r--r--  1 iminar  eng   37205 Oct 20 22:23 dist/polyfills.0dfca732c5a075c110d0.bundle.js

PR Close #19702

aio/tools/cli-patches/patch.js

@@ -3,7 +3,8 @@ const sh = require('shelljs');
 
 const PATCH_LOCK = 'node_modules/@angular/cli/models/webpack-configs/.patched';
 
-// if (!fs.existsSync(PATCH_LOCK)) {
-//   sh.touch(PATCH_LOCK);
-// }
+if (!fs.existsSync(PATCH_LOCK)) {
+  sh.exec('patch -p0 -i tools/cli-patches/webpack-no-global.patch');
+  sh.touch(PATCH_LOCK);
+}
 

aio/tools/cli-patches/webpack-no-global.patch

@@ -0,0 +1,16 @@
+--- node_modules/@angular/cli/models/webpack-configs/browser.js   2017-10-20 22:11:38.000000000 -0700
++++ node_modules/@angular/cli/models/webpack-configs/browser.js   2017-10-20 22:11:47.000000000 -0700
+@@ -105,11 +105,11 @@
+             fs: 'empty',
+             // `global` should be kept true, removing it resulted in a
+             // massive size increase with Build Optimizer on AIO.
+-            global: true,
++            global: false,
+             crypto: 'empty',
+             tls: 'empty',
+             net: 'empty',
+-            process: true,
++            process: false,
+             module: false,
+             clearImmediate: false,
+             setImmediate: false