WebRequest API cleanup

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 e6cd1c0eee8d6614e7a24323b0530d45e08ea32f..a867fee07d3f31d986d1247aa10a970f7bb8dddb 100644
--- a/extensions/browser/api/web_request/web_request_api_helpers.h
+++ b/extensions/browser/api/web_request/web_request_api_helpers.h
@@ -46,6 +46,21 @@ namespace extension_web_request_api_helpers {
 typedef std::pair<std::string, std::string> ResponseHeader;
 typedef std::vector<ResponseHeader> ResponseHeaders;
 
+// Internal representation of the extraInfoSpec parameter on webRequest
+// events, used to specify extra information to be included with network
+// events.
+struct ExtraInfoSpec {
+  enum Flags {
+    REQUEST_HEADERS = 1 << 0,
+    RESPONSE_HEADERS = 1 << 1,
+    BLOCKING = 1 << 2,
+    ASYNC_BLOCKING = 1 << 3,
+    REQUEST_BODY = 1 << 4,
+  };
+
+  static bool InitFromValue(const base::ListValue& value, int* extra_info_spec);
+};
+
 // Data container for RequestCookies as defined in the declarative WebRequest
 // API definition.
 struct RequestCookie {