[Extensions] Enable captureVisibleTab tests for IPv6 URLs

https://crrev.com/c008bf657dbc01fadc4ff1ea3df21f9cf237569a added support
for IPv6 patterns with URLPattern and activeTab, so we can now enable
the tests for captureVisibleTab using IPv6 URLs.

Bug: 839857
Change-Id: I29eec17b176c54a312cfdf5dc7d11c50b7b245f9
Reviewed-on: https://chromium-review.googlesource.com/1107243Reviewed-by: Karan Bhatia <karandeepb@chromium.org>
Commit-Queue: Devlin <rdevlin.cronin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#568842}

chrome/browser/extensions/active_tab_unittest.cc

@@ -333,10 +333,10 @@ TEST_F(ActiveTabTest, GrantToSinglePage) {
 
 TEST_F(ActiveTabTest, CapturingPagesWithActiveTab) {
   std::vector<GURL> test_urls = {
-      GURL("https://example.com"), GURL("chrome://version"),
+      GURL("https://example.com"),
+      GURL("chrome://version"),
       GURL("chrome://newtab"),
-      // IPv6 addresses don't work with activeTab: https://crbug.com/853064.
-      //    {"http://[2607:f8b0:4005:805::200e]"},
+      GURL("http://[2607:f8b0:4005:805::200e]"),
       extension->GetResourceURL("test.html"),
       another_extension->GetResourceURL("test.html"),
   };

chrome/common/extensions/permissions/permissions_data_unittest.cc

@@ -1120,9 +1120,8 @@ TEST_F(CaptureVisiblePageTest, URLsCapturableWithEitherActiveTabOrAllURLs) {
       // Normal web page.
       GURL("https://example.com"),
 
-      // TODO(https://crbug.com/853064): IPv6 pages should behave like normal
-      // web pages.
-      // GURL("http://[2607:f8b0:4005:805::200e]"),
+      // IPv6 pages should behave like normal web pages.
+      GURL("http://[2607:f8b0:4005:805::200e]"),
 
       // filesystem: urls with web origins should behave like normal web pages.
       // TODO(https://crbug.com/853392): filesystem: URLs don't work with