DevTools: Fix eslint errors

third_party/WebKit/Source/devtools/front_end/workspace/IsolatedFileSystem.js

Index: third_party/WebKit/Source/devtools/front_end/workspace/IsolatedFileSystem.js
diff --git a/third_party/WebKit/Source/devtools/front_end/workspace/IsolatedFileSystem.js b/third_party/WebKit/Source/devtools/front_end/workspace/IsolatedFileSystem.js
index d79c5ff84d10d072ff54c46515879cef000f45e1..62f12f9f050ffd07a6b830054ad7964e10c77d3c 100644
--- a/third_party/WebKit/Source/devtools/front_end/workspace/IsolatedFileSystem.js
+++ b/third_party/WebKit/Source/devtools/front_end/workspace/IsolatedFileSystem.js
@@ -216,7 +216,7 @@ WebInspector.IsolatedFileSystem.prototype = {
              */
             function fileCreationError(error)
             {
-                if (error.name === 'InvalidModificationError') {
+                if (error.name === "InvalidModificationError") {
                     dirEntryLoaded.call(this, dirEntry);
                     return;
                 }
@@ -324,7 +324,7 @@ WebInspector.IsolatedFileSystem.prototype = {
          */
         function errorHandler(error)
         {
-            if (error.name === 'NotFoundError') {
+            if (error.name === "NotFoundError") {
                 callback(null);
                 return;
             }
@@ -438,7 +438,7 @@ WebInspector.IsolatedFileSystem.prototype = {
          */
         function newFileEntryLoadErrorHandler(error)
         {
-            if (error.name !== 'NotFoundError') {
+            if (error.name !== "NotFoundError") {
                 callback(false);
                 return;
             }