Disallow var

Summary: We're ES6 and `var`s scoping rules are weird. Let's block this.

Reviewed By: jknoxville

Differential Revision: D16131290

fbshipit-source-id: ba67d16bb8a185a4bb59a657a97b00230dbacafe

src/plugins/cpu/index.js

@@ -6,7 +6,7 @@
  */
 
 import {FlipperDevicePlugin, Device} from 'flipper';
-var adb = require('adbkit-fb');
+let adb = require('adbkit-fb');
 import TemperatureTable from './TemperatureTable.js';
 
 import {

src/plugins/databases/index.js

@@ -165,7 +165,7 @@ function transformRow(
   index: number,
 ): TableBodyRow {
   const transformedColumns = {};
-  for (var i = 0; i < columns.length; i++) {
+  for (let i = 0; i < columns.length; i++) {
     transformedColumns[columns[i]] = {value: renderValue(row[i])};
   }
   return {key: String(index), columns: transformedColumns};