Select theme resources from ResourceBundle at requested scale factor.

chrome/browser/extensions/extension_protocols.cc

Index: chrome/browser/extensions/extension_protocols.cc
diff --git a/chrome/browser/extensions/extension_protocols.cc b/chrome/browser/extensions/extension_protocols.cc
index 67e92a7652155cc5d1583b02c983e9da4d56d1f7..e67df88870c111b8b36560a6fa28b5dcecb6bace 100644
--- a/chrome/browser/extensions/extension_protocols.cc
+++ b/chrome/browser/extensions/extension_protocols.cc
@@ -33,6 +33,7 @@
 #include "net/url_request/url_request_file_job.h"
 #include "net/url_request/url_request_simple_job.h"
 #include "ui/base/resource/resource_bundle.h"
+#include "ui/base/resource/resource_handle.h"
 
 using content::ResourceRequestInfo;
 
@@ -73,7 +74,8 @@ class URLRequestResourceBundleJob : public net::URLRequestSimpleJob {
                        std::string* charset,
                        std::string* data) const OVERRIDE {
     const ResourceBundle& rb = ResourceBundle::GetSharedInstance();
-    *data = rb.GetRawDataResource(resource_id_).as_string();
+    *data = rb.GetRawDataResource(
+        resource_id_, ui::ResourceHandle::kScaleFactorNone).as_string();
 
     // Requests should not block on the disk!  On Windows this goes to the
     // registry.