Register chrome-extension as a secure scheme so that adding resources from an
extension doesn't trip the mixed content sensor.

BUG=35245

Review URL: http://codereview.chromium.org/840006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@41531 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/renderer/render_thread.cc b/chrome/renderer/render_thread.cc
index 3d63405..bc9a2a5 100644
--- a/chrome/renderer/render_thread.cc
+++ b/chrome/renderer/render_thread.cc
@@ -725,6 +725,10 @@
   WebSecurityPolicy::registerURLSchemeAsLocal(chrome_ui_scheme);
   WebSecurityPolicy::registerURLSchemeAsNoAccess(chrome_ui_scheme);
 
+  // chrome-extension: resources shouldn't trigger mixed content warnings.
+  WebString extension_scheme(ASCIIToUTF16(chrome::kExtensionScheme));
+  WebSecurityPolicy::registerURLSchemeAsSecure(extension_scheme);
+
   // print: pages should be not accessible by normal context.
   WebString print_ui_scheme(ASCIIToUTF16(chrome::kPrintScheme));
   WebSecurityPolicy::registerURLSchemeAsLocal(print_ui_scheme);