Add eslint-import-plugin to node_modules

Will be used to make sure no default exports are in DevTools.

The PRESUBMIT.py has been updated to skip running the formatting check
if node_modules files are affected, to workaround crbug.com/1068198.

DISABLE_THIRD_PARTY_CHECK=Add plugin to node_modules

Bug: 1068198
Change-Id: I04d4dc813daa01099f21d40edf47aaefcc0b045f
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/2135610
Commit-Queue: Tim van der Lippe <tvanderlippe@chromium.org>
Auto-Submit: Tim van der Lippe <tvanderlippe@chromium.org>
Reviewed-by: Jack Franklin <jacktfranklin@chromium.org>
diff --git a/node_modules/eslint-module-utils/parse.js b/node_modules/eslint-module-utils/parse.js
new file mode 100644
index 0000000..b3a4692
--- /dev/null
+++ b/node_modules/eslint-module-utils/parse.js
@@ -0,0 +1,82 @@
+'use strict'
+exports.__esModule = true
+
+const moduleRequire = require('./module-require').default
+const extname = require('path').extname
+
+const log = require('debug')('eslint-plugin-import:parse')
+
+exports.default = function parse(path, content, context) {
+
+  if (context == null) throw new Error('need context to parse properly')
+
+  let parserOptions = context.parserOptions
+  const parserPath = getParserPath(path, context)
+
+  if (!parserPath) throw new Error('parserPath is required!')
+
+  // hack: espree blows up with frozen options
+  parserOptions = Object.assign({}, parserOptions)
+  parserOptions.ecmaFeatures = Object.assign({}, parserOptions.ecmaFeatures)
+
+  // always include comments and tokens (for doc parsing)
+  parserOptions.comment = true
+  parserOptions.attachComment = true  // keeping this for backward-compat with  older parsers
+  parserOptions.tokens = true
+
+  // attach node locations
+  parserOptions.loc = true
+  parserOptions.range = true
+
+  // provide the `filePath` like eslint itself does, in `parserOptions`
+  // https://github.com/eslint/eslint/blob/3ec436ee/lib/linter.js#L637
+  parserOptions.filePath = path
+  
+  // @typescript-eslint/parser will parse the entire project with typechecking if you provide
+  // "project" or "projects" in parserOptions. Removing these options means the parser will
+  // only parse one file in isolate mode, which is much, much faster.
+  // https://github.com/benmosher/eslint-plugin-import/issues/1408#issuecomment-509298962
+  delete parserOptions.project
+  delete parserOptions.projects
+  
+  // require the parser relative to the main module (i.e., ESLint)
+  const parser = moduleRequire(parserPath)
+
+  if (typeof parser.parseForESLint === 'function') {
+    let ast
+    try {
+      ast = parser.parseForESLint(content, parserOptions).ast
+    } catch (e) {
+      console.warn()
+      console.warn('Error while parsing ' + parserOptions.filePath)
+      console.warn('Line ' + e.lineNumber + ', column ' + e.column + ': ' + e.message)
+    }
+    if (!ast || typeof ast !== 'object') {
+      console.warn(
+        '`parseForESLint` from parser `' +
+          parserPath +
+          '` is invalid and will just be ignored'
+      )
+    } else {
+      return ast
+    }
+  }
+
+  return parser.parse(content, parserOptions)
+}
+
+function getParserPath(path, context) {
+  const parsers = context.settings['import/parsers']
+  if (parsers != null) {
+    const extension = extname(path)
+    for (let parserPath in parsers) {
+      if (parsers[parserPath].indexOf(extension) > -1) {
+        // use this alternate parser
+        log('using alt parser:', parserPath)
+        return parserPath
+      }
+    }
+  }
+  // default to use ESLint parser
+  return context.parserPath
+}