<webview>: Resolve relative paths as chrome-extension: URLs

chrome/browser/chrome_content_browser_client.cc

Index: chrome/browser/chrome_content_browser_client.cc
diff --git a/chrome/browser/chrome_content_browser_client.cc b/chrome/browser/chrome_content_browser_client.cc
index e4347f8edd524a8b1ac01c4988b837de54b0225c..d8b60c437521de9973a4186126e8e7c719e18f6f 100644
--- a/chrome/browser/chrome_content_browser_client.cc
+++ b/chrome/browser/chrome_content_browser_client.cc
@@ -842,7 +842,9 @@ void ChromeContentBrowserClient::GuestWebContentsCreated(
 
     // Create a new GuestView of the same type as the opener.
     *guest_delegate =
-        GuestView::Create(guest_web_contents, guest->GetViewType());
+        GuestView::Create(guest_web_contents,
+                          guest->extension_id(),
+                          guest->GetViewType());
     return;
   }
 
@@ -853,8 +855,12 @@ void ChromeContentBrowserClient::GuestWebContentsCreated(
   std::string api_type;
   extra_params->GetString(guestview::kParameterApi, &api_type);
 
+  if (api_type.empty())
+    return;
+
   *guest_delegate =
       GuestView::Create(guest_web_contents,
+                        std::string() /* extension_id */,
                         GuestView::GetViewTypeFromString(api_type));
 }