Move JavaScript to root lib/ folder

lib/common/api/exports/electron.js

@@ -0,0 +1,65 @@
+// Do not expose the internal modules to `require`.
+const hideInternalModules = function() {
+  var globalPaths = require('module').globalPaths;
+  if (globalPaths.length === 3) {
+
+    // Remove the "common/api/lib" and "browser-or-renderer/api/lib".
+    return globalPaths.splice(0, 2);
+  }
+};
+
+// Attaches properties to |exports|.
+exports.defineProperties = function(exports) {
+  return Object.defineProperties(exports, {
+    hideInternalModules: {
+      enumerable: true,
+      value: hideInternalModules
+    },
+
+    // Common modules, please sort with alphabet order.
+    clipboard: {
+
+      // Must be enumerable, otherwise it woulde be invisible to remote module.
+      enumerable: true,
+      get: function() {
+        return require('../clipboard');
+      }
+    },
+    crashReporter: {
+      enumerable: true,
+      get: function() {
+        return require('../crash-reporter');
+      }
+    },
+    deprecations: {
+      enumerable: true,
+      get: function() {
+        return require('../deprecations');
+      }
+    },
+    nativeImage: {
+      enumerable: true,
+      get: function() {
+        return require('../native-image');
+      }
+    },
+    shell: {
+      enumerable: true,
+      get: function() {
+        return require('../shell');
+      }
+    },
+
+    // The internal modules, invisible unless you know their names.
+    CallbacksRegistry: {
+      get: function() {
+        return require('../callbacks-registry');
+      }
+    },
+    deprecate: {
+      get: function() {
+        return require('../deprecate');
+      }
+    }
+  });
+};