Ben's fixes

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

Index: chrome/browser/ui/webui/extensions/extension_activity_ui.cc
diff --git a/chrome/browser/ui/webui/extensions/extension_activity_ui.cc b/chrome/browser/ui/webui/extensions/extension_activity_ui.cc
index 93dd822733ee9dce50677ccb24bd144c72e79342..b6514174ceed15c85267f6e409ff0b3933e9e1c3 100644
--- a/chrome/browser/ui/webui/extensions/extension_activity_ui.cc
+++ b/chrome/browser/ui/webui/extensions/extension_activity_ui.cc
@@ -11,6 +11,7 @@
 #include "chrome/browser/ui/webui/chrome_web_ui_data_source.h"
 #include "chrome/browser/ui/webui/extensions/extension_icon_source.h"
 #include "chrome/browser/ui/webui/shared_resources_data_source.h"
+#include "chrome/browser/ui/webui/theme_source.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/web_ui.h"
@@ -43,6 +44,9 @@ ExtensionActivityUI::ExtensionActivityUI(content::WebUI* web_ui)
   Profile* profile = Profile::FromWebUI(web_ui);
   ChromeURLDataManager::AddDataSource(profile, source);
   ChromeURLDataManager::AddDataSource(profile, new SharedResourcesDataSource());
+#if defined(OS_CHROMEOS)
+  ChromeURLDataManager::AddDataSource(profile, new ThemeSource(profile));
+#endif
 
   // Callback handlers.
   web_ui->RegisterMessageCallback("requestExtensionData",