Add use of 'cc' to improve C++ code style linting

test/unit/cpplint.js

@@ -1,48 +0,0 @@
-'use strict';
-
-const fs = require('fs');
-const path = require('path');
-const assert = require('assert');
-
-const cpplint = require('node-cpplint/lib/');
-
-describe('cpplint', function () {
-  // Ignore cpplint failures, possibly newline-related, on Windows
-  if (process.platform !== 'win32') {
-    // List C++ source files
-    fs.readdirSync(path.join(__dirname, '..', '..', 'src')).filter(function (source) {
-      return source !== 'libvips';
-    }).forEach(function (source) {
-      const file = path.join('src', source);
-      it(file, function (done) {
-        // Lint each source file
-        cpplint({
-          files: [file],
-          linelength: 120,
-          filters: {
-            legal: {
-              copyright: false
-            },
-            build: {
-              include: false
-            },
-            whitespace: {
-              parens: false
-            },
-            runtime: {
-              indentation_namespace: false
-            }
-          }
-        }, function (err, report) {
-          if (err) {
-            throw err;
-          }
-          const expected = {};
-          expected[file] = [];
-          assert.deepEqual(expected, report);
-          done();
-        });
-      });
-    });
-  }
-});