Fix wrong initialization of renderer_initiated_creation parameter.

chrome/browser/net/net_error_tab_helper_unittest.cc

Index: chrome/browser/net/net_error_tab_helper_unittest.cc
diff --git a/chrome/browser/net/net_error_tab_helper_unittest.cc b/chrome/browser/net/net_error_tab_helper_unittest.cc
index d225104e28ae35c3b2aef753cac40b2ff9941c70..e099754b8c77d2419e8dbccce52d26d5b1a75a0e 100644
--- a/chrome/browser/net/net_error_tab_helper_unittest.cc
+++ b/chrome/browser/net/net_error_tab_helper_unittest.cc
@@ -7,6 +7,7 @@
 #include "chrome/test/base/chrome_render_view_host_test_harness.h"
 #include "components/error_page/common/net_error_info.h"
 #include "content/public/browser/browser_thread.h"
+#include "content/public/test/test_renderer_host.h"
 #include "net/base/net_errors.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/base/page_transition_types.h"
@@ -56,6 +57,13 @@ class NetErrorTabHelperTest : public ChromeRenderViewHostTestHarness {
 
   void SetUp() override {
     ChromeRenderViewHostTestHarness::SetUp();
+
+    // This will simulate the initialization of the RenderFrame in the renderer
+    // process. This is needed because WebContents does not initialize a
+    // RenderFrame on construction, and the tests expect one to exist.
+    content::RenderFrameHostTester::For(main_rfh())
+        ->InitializeRenderFrameIfNeeded();
+
     subframe_ = content::RenderFrameHostTester::For(main_rfh())
                     ->AppendChild("subframe");