Revert of DevTools: improve SCSS parser to correctly handle variable …

…expansions (patchset #1 id:1 of https://codereview.chromium.org/1713783003/ )

Reason for revert:
Broke WebKit Linux webkit_tests: https://build.chromium.org/p/chromium.webkit/builders/WebKit%20Linux/builds/60992

Original issue's description:
> DevTools: improve SCSS parser to correctly handle variable expansions
>
> The patch improves SCSS parser to not get stuck after encountering
> variable expansion.
>
> BUG=527993
> R=pfeldman, dgozman
>
> Committed: https://crrev.com/dca95714bf140aa7f672ee80ae25a14ea7295eb2
> Cr-Commit-Position: refs/heads/master@{#376489}

[email protected],[email protected],[email protected]
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=527993

Review URL: https://codereview.chromium.org/1712363002

Cr-Commit-Position: refs/heads/master@{#376533}

front_end/sass/SASSSupport.js

@@ -70,7 +70,7 @@ WebInspector.SASSSupport.SCSSParserStates = {
     VariableValue: "VariableValue",
     MixinName: "MixinName",
     MixinValue: "MixinValue",
-    Media: "Media"
+    Media: "Media",
 }
 
 /**
@@ -139,9 +139,7 @@ WebInspector.SASSSupport._innerParseSCSS = function(document, tokenizerFactory)
             }
             break;
         case States.VariableName:
-            if (tokenValue === "}" && tokenType === UndefTokenType) {
-                state = States.Initial;
-            } else if (tokenValue === ")" && tokenType === UndefTokenType) {
+            if (tokenValue === ")" && tokenType === UndefTokenType) {
                 state = States.Initial;
             } else if (tokenValue === ":" && tokenType === UndefTokenType) {
                 state = States.VariableValue;