Select theme resources from ResourceBundle at requested scale factor.

chrome/browser/ui/webui/extensions/extension_icon_source.cc

Index: chrome/browser/ui/webui/extensions/extension_icon_source.cc
diff --git a/chrome/browser/ui/webui/extensions/extension_icon_source.cc b/chrome/browser/ui/webui/extensions/extension_icon_source.cc
index a8bbec6bfe2967dd7e2436eb33b6eda278f10bc1..b42bb0a21b2cec23ea8c57aae9e34407f06f5053 100644
--- a/chrome/browser/ui/webui/extensions/extension_icon_source.cc
+++ b/chrome/browser/ui/webui/extensions/extension_icon_source.cc
@@ -24,6 +24,7 @@
 #include "googleurl/src/gurl.h"
 #include "skia/ext/image_operations.h"
 #include "ui/base/resource/resource_bundle.h"
+#include "ui/base/resource/resource_handle.h"
 #include "ui/gfx/codec/png_codec.h"
 #include "ui/gfx/color_utils.h"
 #include "ui/gfx/skbitmap_operations.h"
@@ -90,7 +91,8 @@ GURL ExtensionIconSource::GetIconURL(const Extension* extension,
 // static
 SkBitmap* ExtensionIconSource::LoadImageByResourceId(int resource_id) {
   std::string contents = ResourceBundle::GetSharedInstance()
-      .GetRawDataResource(resource_id).as_string();
+      .GetRawDataResource(resource_id,
+                          ui::ResourceHandle::kScaleFactor100x).as_string();
 
   // Convert and return it.
   const unsigned char* data =