Remove pointless InProcessBrowserTest calls.

chrome/browser/chromeos/power/peripheral_battery_observer_browsertest.cc

Index: chrome/browser/chromeos/power/peripheral_battery_observer_browsertest.cc
diff --git a/chrome/browser/chromeos/power/peripheral_battery_observer_browsertest.cc b/chrome/browser/chromeos/power/peripheral_battery_observer_browsertest.cc
index e4738e10136bfe29f7d4da1aae16165bb807ae7b..92a53894489fdc171e05514e36a9e35d522e1931 100644
--- a/chrome/browser/chromeos/power/peripheral_battery_observer_browsertest.cc
+++ b/chrome/browser/chromeos/power/peripheral_battery_observer_browsertest.cc
@@ -42,20 +42,12 @@ class PeripheralBatteryObserverTest : public InProcessBrowserTest {
     chromeos::DBusThreadManager::Initialize();
   }
 
-  void SetUpInProcessBrowserTestFixture() override {
-    InProcessBrowserTest::SetUpInProcessBrowserTestFixture();
-  }
-
   void SetUpOnMainThread() override {
     observer_.reset(new PeripheralBatteryObserver());
   }
 
   void TearDownOnMainThread() override { observer_.reset(); }
 
-  void TearDownInProcessBrowserTestFixture() override {
-    InProcessBrowserTest::TearDownInProcessBrowserTestFixture();
-  }
-
  protected:
   std::unique_ptr<PeripheralBatteryObserver> observer_;