Remove pointless InProcessBrowserTest calls.

chrome/browser/chromeos/login/mixin_based_browser_test.cc

Index: chrome/browser/chromeos/login/mixin_based_browser_test.cc
diff --git a/chrome/browser/chromeos/login/mixin_based_browser_test.cc b/chrome/browser/chromeos/login/mixin_based_browser_test.cc
index fdeaae4532cce8364a06655eb59e389bce7f38b1..a5b9ee032c6129c4065e370c37e19e455dec1f1d 100644
--- a/chrome/browser/chromeos/login/mixin_based_browser_test.cc
+++ b/chrome/browser/chromeos/login/mixin_based_browser_test.cc
@@ -20,16 +20,12 @@ void MixinBasedBrowserTest::SetUpCommandLine(base::CommandLine* command_line) {
   setup_was_launched_ = true;
   for (const auto& mixin : mixins_)
     mixin->SetUpCommandLine(command_line);
-
-  InProcessBrowserTest::SetUpCommandLine(command_line);
 }
 
 void MixinBasedBrowserTest::SetUpInProcessBrowserTestFixture() {
   setup_was_launched_ = true;
   for (const auto& mixin : mixins_)
     mixin->SetUpInProcessBrowserTestFixture();
-
-  InProcessBrowserTest::SetUpInProcessBrowserTestFixture();
 }
 
 void MixinBasedBrowserTest::SetUpOnMainThread() {
@@ -39,12 +35,11 @@ void MixinBasedBrowserTest::SetUpOnMainThread() {
 }
 
 void MixinBasedBrowserTest::TearDownOnMainThread() {
-  InProcessBrowserTest::TearDownOnMainThread();
   for (const auto& mixin : base::Reversed(mixins_))
     mixin->TearDownInProcessBrowserTestFixture();
 }
+
 void MixinBasedBrowserTest::TearDownInProcessBrowserTestFixture() {
-  InProcessBrowserTest::TearDownInProcessBrowserTestFixture();
   for (const auto& mixin : base::Reversed(mixins_))
     mixin->TearDownInProcessBrowserTestFixture();
 }