Allow content script insertion on about:-URLs.

chrome/browser/extensions/user_script_master_unittest.cc

Index: chrome/browser/extensions/user_script_master_unittest.cc
diff --git a/chrome/browser/extensions/user_script_master_unittest.cc b/chrome/browser/extensions/user_script_master_unittest.cc
index 8347cbe5e48c14d8eea63ccb98d228144bb5c816..bb9421a587b1a7179238f46a0aca68a5928f3d30 100644
--- a/chrome/browser/extensions/user_script_master_unittest.cc
+++ b/chrome/browser/extensions/user_script_master_unittest.cc
@@ -229,6 +229,20 @@ TEST_F(UserScriptMasterTest, Parse8) {
             script.exclude_url_patterns().begin()->GetAsString());
 }
 
+TEST_F(UserScriptMasterTest, Parse9) {
+  const std::string text(
+      "// ==UserScript==\n"
+      "// @include about:blank\n"
+      "// @match http://example.com/*\n"
+      "// ==/UserScript==\n");
+
+  UserScript script;
+  EXPECT_TRUE(
+      UserScriptMaster::ScriptReloader::ParseMetadataHeader(text, &script));
+  ASSERT_EQ(0U, script.globs().size());
+  EXPECT_TRUE(script.match_about_blank());
+}
+
 TEST_F(UserScriptMasterTest, SkipBOMAtTheBeginning) {
   base::FilePath path = temp_dir_.path().AppendASCII("script.user.js");
   const std::string content("\xEF\xBB\xBF alert('hello');");