Update the ESLint dependencies, and also tweak the no-multiple-empty-lines rules

Since multiple empty lines is virtually unused in the code-base, and the few cases that do exist look like "typos", let's enforce greater consistency here; please see https://eslint.org/docs/rules/no-multiple-empty-lines.

.eslintrc

@@ -124,7 +124,7 @@
     "new-cap": ["error", { "newIsCap": true, "capIsNew": false, }],
     "new-parens": "error",
     "no-array-constructor": "error",
-    "no-multiple-empty-lines": ["error", { "max": 2, "maxEOF": 0, "maxBOF": 1, }],
+    "no-multiple-empty-lines": ["error", { "max": 1, "maxEOF": 0, "maxBOF": 1, }],
     "no-new-object": "error",
     "no-tabs": "error",
     "no-trailing-spaces": ["error", { "skipBlankLines": false, }],

extensions/firefox/tools/l10n.js

@@ -76,7 +76,6 @@
     }
   }
 
-
   // translate an HTML subtree
   function translateFragment(element) {
     element = element || document.querySelector("html");

package.json

@@ -9,9 +9,9 @@
     "babel-preset-env": "^1.6.0",
     "core-js": "^2.5.1",
     "escodegen": "^1.9.0",
-    "eslint": "^4.10.0",
-    "eslint-plugin-mozilla": "^0.4.9",
-    "eslint-plugin-no-unsanitized": "^2.0.1",
+    "eslint": "^4.14.0",
+    "eslint-plugin-mozilla": "^0.5.0",
+    "eslint-plugin-no-unsanitized": "^2.0.2",
     "fancy-log": "^1.3.2",
     "gulp": "^3.9.1",
     "gulp-rename": "^1.2.2",

src/core/cff_parser.js

@@ -96,7 +96,6 @@ var CFFStandardStrings = [
   'Black', 'Bold', 'Book', 'Light', 'Medium', 'Regular', 'Roman', 'Semibold'
 ];
 
-
 var CFFParser = (function CFFParserClosure() {
   var CharstringValidationData = [
     null,

src/core/evaluator.js

@@ -1351,7 +1351,6 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
           textContentItem.textRunBreakAllowed = false;
         }
 
-
         textContentItem.initialized = true;
         return textContentItem;
       }

src/core/font_renderer.js

@@ -676,7 +676,6 @@ var FontRendererFactory = (function FontRendererFactoryClosure() {
     },
   });
 
-
   return {
     create: function FontRendererFactory_create(font, seacAnalysisEnabled) {
       var data = new Uint8Array(font.data);

src/display/pattern_helper.js

@@ -251,7 +251,6 @@ ShadingIRs.Mesh = {
           }
         }
 
-
         // Rasterizing on the main thread since sending/queue large canvases
         // might cause OOM.
         var temporaryPatternCanvas = createMeshCanvas(bounds, scale, coords,

src/display/webgl.js

@@ -219,7 +219,6 @@ var WebGLUtils = (function WebGLUtilsClosure() {
     var texture = createTexture(gl, layer, gl.TEXTURE0);
     var maskTexture = createTexture(gl, mask, gl.TEXTURE1);
 
-
     // Create a buffer and put a single clipspace rectangle in
     // it (2 triangles)
     var buffer = gl.createBuffer();

test/unit/function_spec.js

@@ -440,7 +440,6 @@ describe('function', function() {
     });
   });
 
-
   describe('PostScriptCompiler', function() {
     function check(code, domain, range, samples) {
       var compiler = new PostScriptCompiler();

test/webbrowser.js

@@ -261,5 +261,4 @@ WebBrowser.create = function (desc) {
   return new WebBrowser(name, path);
 };
 
-
 exports.WebBrowser = WebBrowser;

web/pdf_print_service.js

@@ -200,7 +200,6 @@ PDFPrintService.prototype = {
   },
 };
 
-
 let print = window.print;
 window.print = function print() {
   if (activeService) {