Reland of DevTools: require enabling CSS domain before running CSS.* commands.

third_party/WebKit/LayoutTests/inspector-protocol/css/css-set-inline-styleSheetText.html

Index: third_party/WebKit/LayoutTests/inspector-protocol/css/css-set-inline-styleSheetText.html
diff --git a/third_party/WebKit/LayoutTests/inspector-protocol/css/css-set-inline-styleSheetText.html b/third_party/WebKit/LayoutTests/inspector-protocol/css/css-set-inline-styleSheetText.html
index 44e89207153209f5c0de654b3977cfd83f33b094..9667efb4ade6f78ad2db38d0550b0f978b5e96bb 100644
--- a/third_party/WebKit/LayoutTests/inspector-protocol/css/css-set-inline-styleSheetText.html
+++ b/third_party/WebKit/LayoutTests/inspector-protocol/css/css-set-inline-styleSheetText.html
@@ -9,47 +9,29 @@
 
     InspectorTest.sendCommand("CSS.enable", {}, cssWasEnabled);
 
-    function cssWasEnabled()
+    async function cssWasEnabled()
     {
-        InspectorTest.sendCommandOrDie("DOM.getDocument", {}, onGotDocument);
-    }
-
-    function onGotDocument(result)
-    {
+        var result = await InspectorTest.sendCommandOrDie("DOM.getDocument", {});
         var root = result.root;
-        InspectorTest.sendCommandOrDie("DOM.querySelector", {
+        var node = await InspectorTest.sendCommandOrDie("DOM.querySelector", {
             nodeId: root.nodeId,
             selector: "#inliner"
-        }, onGotNode);
-    }
+        });
 
-    function onGotNode(node)
-    {
-        InspectorTest.sendCommandOrDie("CSS.getInlineStylesForNode", { nodeId: node.nodeId }, onGotInlineStyles);
-    }
+        await InspectorTest.sendCommandOrDie("CSS.enable", {  });
 
-    function onGotInlineStyles(result)
-    {
+        result = await InspectorTest.sendCommandOrDie("CSS.getInlineStylesForNode", { nodeId: node.nodeId });
         inlineStyleSheetId = result.inlineStyle.styleSheetId;
-        InspectorTest.sendCommandOrDie("CSS.getStyleSheetText", { styleSheetId: inlineStyleSheetId }, onReceiveStyleSheetText);
-    }
 
-    function onReceiveStyleSheetText(result)
-    {
+        result = await InspectorTest.sendCommandOrDie("CSS.getStyleSheetText", { styleSheetId: inlineStyleSheetId });
         InspectorTest.log(result.text);
-        InspectorTest.sendCommandOrDie("CSS.setStyleSheetText", {
+
+        result = await InspectorTest.sendCommandOrDie("CSS.setStyleSheetText", {
             styleSheetId: inlineStyleSheetId,
             text: "border: 1px solid black;"
-        }, onSetStyleSheetBody);
-    }
+        });
 
-    function onSetStyleSheetBody(result)
-    {
-        InspectorTest.sendCommandOrDie("CSS.getStyleSheetText", { styleSheetId: inlineStyleSheetId }, onCheckStyleSheetBody);
-    }
-
-    function onCheckStyleSheetBody(result)
-    {
+        result = await InspectorTest.sendCommandOrDie("CSS.getStyleSheetText", { styleSheetId: inlineStyleSheetId });
         InspectorTest.log(result.text);
         InspectorTest.completeTest();
     }