DevTools: add livescript ".ls" extension to the list of script extensions

third_party/WebKit/Source/devtools/front_end/bindings/FileSystemWorkspaceBinding.js

Index: third_party/WebKit/Source/devtools/front_end/bindings/FileSystemWorkspaceBinding.js
diff --git a/third_party/WebKit/Source/devtools/front_end/bindings/FileSystemWorkspaceBinding.js b/third_party/WebKit/Source/devtools/front_end/bindings/FileSystemWorkspaceBinding.js
index 4b185c2967d87d10ba54b2a04815075f0f6344f1..957a49a939a3e7e016bde6288d5ede3f7c4f187a 100644
--- a/third_party/WebKit/Source/devtools/front_end/bindings/FileSystemWorkspaceBinding.js
+++ b/third_party/WebKit/Source/devtools/front_end/bindings/FileSystemWorkspaceBinding.js
@@ -46,7 +46,7 @@ WebInspector.FileSystemWorkspaceBinding = function(isolatedFileSystemManager, wo
 
 WebInspector.FileSystemWorkspaceBinding._styleSheetExtensions = new Set(["css", "scss", "sass", "less"]);
 WebInspector.FileSystemWorkspaceBinding._documentExtensions = new Set(["htm", "html", "asp", "aspx", "phtml", "jsp"]);
-WebInspector.FileSystemWorkspaceBinding._scriptExtensions = new Set(["asp", "aspx", "c", "cc", "cljs", "coffee", "cpp", "cs", "dart", "java", "js", "jsp", "jsx", "h", "m", "mm", "py", "sh", "ts", "tsx"]);
+WebInspector.FileSystemWorkspaceBinding._scriptExtensions = new Set(["asp", "aspx", "c", "cc", "cljs", "coffee", "cpp", "cs", "dart", "java", "js", "jsp", "jsx", "h", "m", "mm", "py", "sh", "ts", "tsx", "ls"]);
 
 WebInspector.FileSystemWorkspaceBinding._imageExtensions = WebInspector.IsolatedFileSystem.ImageExtensions;