DevTools: [SASS] implement AST differ.

third_party/WebKit/LayoutTests/http/tests/inspector/inspector-test.js

Index: third_party/WebKit/LayoutTests/http/tests/inspector/inspector-test.js
diff --git a/third_party/WebKit/LayoutTests/http/tests/inspector/inspector-test.js b/third_party/WebKit/LayoutTests/http/tests/inspector/inspector-test.js
index 99beb1850cd7ccc8cd01695bea896c4c9d759628..57839baa8d3d028282466f8549e2f4903ba4934a 100644
--- a/third_party/WebKit/LayoutTests/http/tests/inspector/inspector-test.js
+++ b/third_party/WebKit/LayoutTests/http/tests/inspector/inspector-test.js
@@ -49,6 +49,11 @@ InspectorTest.evaluateInPage = function(code, callback)
     InspectorTest.RuntimeAgent.evaluate(code, "console", false, mycallback);
 }
 
+InspectorTest.evaluateInPagePromise = function(code)
+{
+    return new Promise(succ => InspectorTest.evaluateInPage(code, succ));
+}
+
 InspectorTest.evaluateInPageWithTimeout = function(code)
 {
     // FIXME: we need a better way of waiting for chromium events to happen