Adding <keygen> Content Setting (Final)

content/renderer/renderer_blink_platform_impl.cc

Index: content/renderer/renderer_blink_platform_impl.cc
diff --git a/content/renderer/renderer_blink_platform_impl.cc b/content/renderer/renderer_blink_platform_impl.cc
index b82367750bf38ac1b4c91d199303da32b89a27a2..c4d4fed540997988029806547394e24570fc1214 100644
--- a/content/renderer/renderer_blink_platform_impl.cc
+++ b/content/renderer/renderer_blink_platform_impl.cc
@@ -809,11 +809,12 @@ blink::WebPublicSuffixList* RendererBlinkPlatformImpl::publicSuffixList() {
 blink::WebString RendererBlinkPlatformImpl::signedPublicKeyAndChallengeString(
     unsigned key_size_index,
     const blink::WebString& challenge,
-    const blink::WebURL& url) {
+    const blink::WebURL& url,
+    const blink::WebURL& top_origin) {
   std::string signed_public_key;
   RenderThread::Get()->Send(new RenderProcessHostMsg_Keygen(
       static_cast<uint32_t>(key_size_index), challenge.utf8(), GURL(url),
-      &signed_public_key));
+      GURL(top_origin), &signed_public_key));
   return WebString::fromUTF8(signed_public_key);
 }