Introduce WebRequestResourceType.

extensions/browser/api/web_request/web_request_api_helpers.h

Index: extensions/browser/api/web_request/web_request_api_helpers.h
diff --git a/extensions/browser/api/web_request/web_request_api_helpers.h b/extensions/browser/api/web_request/web_request_api_helpers.h
index fae87e724ae8931d27dbd89c23cae47e6b006112..cd68f87b884da606f7075a0040750a07c645c0c2 100644
--- a/extensions/browser/api/web_request/web_request_api_helpers.h
+++ b/extensions/browser/api/web_request/web_request_api_helpers.h
@@ -17,6 +17,7 @@
 #include "base/memory/ref_counted.h"
 #include "base/time/time.h"
 #include "content/public/common/resource_type.h"
+#include "extensions/browser/api/web_request/web_request_resource_type.h"

[Devlin, 2017/02/16 16:08:26]

nit: with C++11, we can forward-declare enum classes.  Does that work here and
let us move this include to the .cc file?

[pkalinnikov, 2017/02/16 19:27:33]

Not relevant any more.

 #include "extensions/browser/warning_set.h"
 #include "net/base/auth.h"
 #include "net/http/http_request_headers.h"
@@ -329,19 +330,19 @@ std::unique_ptr<base::DictionaryValue> CreateHeaderDictionary(
     const std::string& name,
     const std::string& value);
 
-// Returns whether |type| is a ResourceType that is handled by the web request
-// API.
+// Returns whether |type| is a content::ResourceType that is handled by the web
+// request API.
 bool IsRelevantResourceType(content::ResourceType type);
 
 // Returns a string representation of |type| or |other| if |type| is not handled
 // by the web request API.
-const char* ResourceTypeToString(content::ResourceType type);
+const char* ResourceTypeToString(extensions::WebRequestResourceType type);
 
-// Stores a |content::ResourceType| representation in |types| if |type_str| is
-// a resource type handled by the web request API. Returns true in case of
-// success.
+// Stores an |extensions::WebRequestResourceType| representation in |types| if
+// |type_str| is a resource type handled by the web request API. Returns true in
+// case of success.
 bool ParseResourceType(const std::string& type_str,
-                       std::vector<content::ResourceType>* types);
+                       std::vector<extensions::WebRequestResourceType>* types);
 
 }  // namespace extension_web_request_api_helpers