Reland: Refactor ExtensionManifestTest to allow usage in src/extensions

extensions/common/test_util.cc

Index: extensions/common/test_util.cc
diff --git a/extensions/common/test_util.cc b/extensions/common/test_util.cc
index 03b35b84801522cd6f945ee3b99549e9a9efb362..4eacfa68f3e91c94e53f6654f3b8b1192efba73d 100644
--- a/extensions/common/test_util.cc
+++ b/extensions/common/test_util.cc
@@ -4,12 +4,9 @@
 
 #include "extensions/common/test_util.h"
 
-#include "base/json/json_reader.h"
-#include "base/values.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/extension_builder.h"
 #include "extensions/common/value_builder.h"
-#include "testing/gtest/include/gtest/gtest.h"
 
 namespace extensions {
 namespace test_util {
@@ -39,21 +36,5 @@ scoped_refptr<Extension> CreateExtensionWithID(const std::string& id) {
       .Build();
 }
 
-scoped_ptr<base::DictionaryValue> ParseJsonDictionaryWithSingleQuotes(
-    std::string json) {
-  std::replace(json.begin(), json.end(), '\'', '"');
-  std::string error_msg;
-  scoped_ptr<base::Value> result(base::JSONReader::ReadAndReturnError(
-      json, base::JSON_ALLOW_TRAILING_COMMAS, NULL, &error_msg));
-  scoped_ptr<base::DictionaryValue> result_dict;
-  if (result && result->IsType(base::Value::TYPE_DICTIONARY)) {
-    result_dict.reset(static_cast<base::DictionaryValue*>(result.release()));
-  } else {
-    ADD_FAILURE() << "Failed to parse \"" << json << "\": " << error_msg;
-    result_dict.reset(new base::DictionaryValue());
-  }
-  return result_dict.Pass();
-}
-
 }  // namespace test_util
 }  // namespace extensions