Update tests to use TextUtils instead of Common.

This change is tied to the migration of ContentProvider.js and
StaticContentProvider.js from common to text_utils.

Here is the CL for that change in the DevTools frontend repo:
https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/2097337

Bug: 1011811
Change-Id: I5787688583ea2966da97f51341803962998fdf9d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2096018
Commit-Queue: Jose Leal <joselea@microsoft.com>
Reviewed-by: Tim van der Lippe <tvanderlippe@chromium.org>
Cr-Commit-Position: refs/heads/master@{#751433}

third_party/blink/web_tests/TestExpectations

@@ -6949,10 +6949,6 @@ crbug.com/1060175 [ Win ] wpt_internal/storage/estimate-usage-details-filesystem
 crbug.com/1060175 [ Win ] wpt_internal/virtual-scroller/large-child-comment.html [ Pass Failure ]
 crbug.com/1060175 [ Win ] wpt_internal/webxr/xr_view_projection_detached.https.html [ Pass Failure ]
 
-# Temporarily disable to land https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/2097337
-crbug.com/1011811 http/tests/devtools/changes/changes-sidebar.js [ Pass Failure ]
-crbug.com/1011811 http/tests/devtools/search/search-in-static.js [ Pass Failure ]
-
 # Temporarily disabled to land https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/2101972
 crbug.com/174309 http/tests/devtools/quick-open/command-menu.js [ Pass Failure ]
 

third_party/blink/web_tests/http/tests/devtools/changes/changes-sidebar.js

@@ -62,6 +62,6 @@
 
   function addUISourceCode(url, content) {
     return project.addContentProvider(
-        url, Common.StaticContentProvider.fromString(url, Common.resourceTypes.Stylesheet, content));
+        url, TextUtils.StaticContentProvider.fromString(url, Common.resourceTypes.Stylesheet, content));
   }
 })();

third_party/blink/web_tests/http/tests/devtools/search/search-in-static.js

@@ -20,7 +20,7 @@
   }
 
   async function step3() {
-    staticContentProvider = Common.StaticContentProvider.fromString('', Common.resourceTypes.Script, resource.content);
+    staticContentProvider = TextUtils.StaticContentProvider.fromString('', Common.resourceTypes.Script, resource.content);
     TestRunner.addResult(resource.url);
 
     var text = 'searchTestUniqueString';