[M54 merge] Lock down creation of blob:chrome-extension URLs from non-extension processes.

content/browser/frame_host/render_frame_host_manager.cc

Index: content/browser/frame_host/render_frame_host_manager.cc
diff --git a/content/browser/frame_host/render_frame_host_manager.cc b/content/browser/frame_host/render_frame_host_manager.cc
index d5aef422d7a24bd73e88d3a70555b9dac2ace793..c4c2794bde71523a293d8bfe781eeed16943b3ff 100644
--- a/content/browser/frame_host/render_frame_host_manager.cc
+++ b/content/browser/frame_host/render_frame_host_manager.cc
@@ -1465,8 +1465,6 @@ bool RenderFrameHostManager::IsRendererTransferNeededForNavigation(
   }
 
   BrowserContext* context = rfh->GetSiteInstance()->GetBrowserContext();
-  GURL effective_url = SiteInstanceImpl::GetEffectiveURL(context, dest_url);
-
   // TODO(nasko, nick): These following --site-per-process checks are
   // overly simplistic. Update them to match all the cases
   // considered by DetermineSiteInstanceForURL.
@@ -1480,7 +1478,7 @@ bool RenderFrameHostManager::IsRendererTransferNeededForNavigation(
   // then a transfer is needed.
   if (rfh->GetSiteInstance()->RequiresDedicatedProcess() ||
       SiteInstanceImpl::DoesSiteRequireDedicatedProcess(context,
-                                                        effective_url)) {
+                                                        dest_url)) {
     return true;
   }