Remove pointless InProcessBrowserTest calls.

chrome/browser/extensions/extension_startup_browsertest.cc

Index: chrome/browser/extensions/extension_startup_browsertest.cc
diff --git a/chrome/browser/extensions/extension_startup_browsertest.cc b/chrome/browser/extensions/extension_startup_browsertest.cc
index 9b546f3071d497cb0ee61745089da2e3bf2d1d09..6ad99adaabf1e0c70f0d46319e9451e7a27e5ae5 100644
--- a/chrome/browser/extensions/extension_startup_browsertest.cc
+++ b/chrome/browser/extensions/extension_startup_browsertest.cc
@@ -109,8 +109,6 @@ class ExtensionStartupTestBase : public InProcessBrowserTest {
   }
 
   void SetUpInProcessBrowserTestFixture() override {
-    InProcessBrowserTest::SetUpInProcessBrowserTestFixture();
-
     // Bots are on a domain, turn off the domain check for settings hardening in
     // order to be able to test all SettingsEnforcement groups.
     chrome_prefs::DisableDomainCheckForTesting();