Support 'import' and 'imageset' WebURLRequest::RequestContext in content.

content/child/web_url_request_util.cc

Index: content/child/web_url_request_util.cc
diff --git a/content/child/web_url_request_util.cc b/content/child/web_url_request_util.cc
index 19066848b33e63338a78b5b4cb4cb129bd251d16..64ea18d65c2d013336e392efa8bd13f1615a2b7a 100644
--- a/content/child/web_url_request_util.cc
+++ b/content/child/web_url_request_util.cc
@@ -41,6 +41,7 @@ ResourceType WebURLRequestToResourceType(const WebURLRequest& request) {
 
     // Image
     case WebURLRequest::RequestContextImage:
+    case WebURLRequest::RequestContextImageSet:
       return RESOURCE_TYPE_IMAGE;
 
     // Media
@@ -64,6 +65,7 @@ ResourceType WebURLRequestToResourceType(const WebURLRequest& request) {
       return RESOURCE_TYPE_PREFETCH;
 
     // Script
+    case WebURLRequest::RequestContextImport:
     case WebURLRequest::RequestContextScript:
       return RESOURCE_TYPE_SCRIPT;