PlzNavigate: test updates post beforeUnload IPC refactor.

content/test/test_web_contents.cc

Index: content/test/test_web_contents.cc
diff --git a/content/test/test_web_contents.cc b/content/test/test_web_contents.cc
index d3a1c1d1e4f7fd2bb1e3abe0adbc2a38e0117314..d3f47f6d60767a8b6b4aa7cb5084b24a0f1445c5 100644
--- a/content/test/test_web_contents.cc
+++ b/content/test/test_web_contents.cc
@@ -158,7 +158,7 @@ void TestWebContents::CommitPendingNavigation() {
   // replaced without a pending frame being created, and we don't get the right
   // values for the RFH to navigate: we try to use the old one that has been
   // deleted in the meantime.
-  GetMainFrame()->PrepareForCommit(entry->GetURL());
+  GetMainFrame()->PrepareForCommit();
 
   TestRenderFrameHost* old_rfh = GetMainFrame();
   TestRenderFrameHost* rfh = GetPendingMainFrame();