Move files_trashbin to webpack

Combine the 2 js files and the scss. This saves compiling the scss on
the go. And going via Nextcloud storage to obtain it.

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>

apps/files_trashbin/.l10nignore

+#webpack bundled files
+js/files_trashbin.js
+js/files_trashbin.js.map

apps/files_trashbin/list.php

@@ -34,7 +34,5 @@ $tmpl = new OCP\Template('files_trashbin', 'index', '');
 
 // gridview not available for ie
 $tmpl->assign('showgridview', $showgridview && !$isIE);
-OCP\Util::addStyle('files_trashbin', 'trash');
-OCP\Util::addScript('files_trashbin', 'app');
-OCP\Util::addScript('files_trashbin', 'filelist');
+OCP\Util::addScript('files_trashbin', 'files_trashbin');
 $tmpl->printPage();

apps/files_trashbin/src/files_trashbin.js

+import './app'
+import './filelist'
+import './trash.scss'
+
+window.OCA.Trashbin = OCA.Trashbin

apps/files_trashbin/webpack.js

+const path = require('path');
+
+module.exports = {
+	entry: path.join(__dirname, 'src', 'files_trashbin.js'),
+	output: {
+		path: path.resolve(__dirname, './js'),
+		publicPath: '/js/',
+		filename: 'files_trashbin.js'
+	},
+	module: {
+		rules: [
+			{
+				test: /\.css$/,
+				use: ['style-loader', 'css-loader']
+			},
+			{
+				test: /\.scss$/,
+				use: ['style-loader', 'css-loader', 'sass-loader']
+			},
+			{
+				test: /\.js$/,
+				loader: 'babel-loader',
+				exclude: /node_modules/
+			},
+			{
+				test: /\.(png|jpg|gif|svg)$/,
+				loader: 'file-loader',
+				options: {
+					name: '[name].[ext]?[hash]'
+				}
+			}
+		]
+	},
+	resolve: {
+		extensions: ['*', '.js']
+	}
+};

webpack.common.js

 const core = require('./core/webpack');
+const files_trashbin = require('./apps/files_trashbin/webpack')
 const oauth2 = require('./apps/oauth2/webpack')
 
-module.exports = [].concat(core, oauth2);
+module.exports = [].concat(core, files_trashbin, oauth2);