Android: Remove GetApplicationContext part 2

chrome/android/junit/src/org/chromium/chrome/browser/superviseduser/SupervisedUserContentProviderUnitTest.java

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.chrome.browser.superviseduser;
 
 import static org.hamcrest.CoreMatchers.is;
 import static org.junit.Assert.assertThat;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.anyLong;
@@ skipping 43 matching lines @@
     public DisableHistogramsRule mDisableHistogramsRule = new DisableHistogramsRule();
 
     private SupervisedUserContentProvider mSupervisedUserContentProvider;
 
     private static final String DEFAULT_CALLING_PACKAGE = "com.example.some.app";
 
     // Override methods that wrap things that can't be mocked (including native calls).
     private static class MySupervisedUserContentProvider extends SupervisedUserContentProvider {
         @Override
         void startForcedSigninProcessor(Context context, Runnable onComplete) {
-            ChromeSigninController.get(RuntimeEnvironment.application)
-                    .setSignedInAccountName("Dummy");
+            ChromeSigninController.get().setSignedInAccountName("Dummy");
             onComplete.run();
         }
 
         @Override
         void listenForChildAccountStatusChange(Callback<Boolean> callback) {
             callback.onResult(true);
         }
 
         @Override
         void nativeShouldProceed(long l, SupervisedUserQueryReply reply, String url) {
@@ skipping 114 matching lines @@
         assertThat(mSupervisedUserContentProvider.requestInsert("url"), is(false));
         verify(mSupervisedUserContentProvider)
                 .nativeRequestInsert(eq(1234L),
                         any(SupervisedUserContentProvider.SupervisedUserInsertReply.class),
                         eq("url"));
     }
 
     @Test
     public void testShouldProceed_withStartupSignedIn() throws ProcessInitException {
         // Set up a signed in user
-        ChromeSigninController.get(RuntimeEnvironment.application).setSignedInAccountName("Dummy");
+        ChromeSigninController.get().setSignedInAccountName("Dummy");
         // Mock things called during startup
         ChromeBrowserInitializer mockBrowserInitializer = mock(ChromeBrowserInitializer.class);
         ChromeBrowserInitializer.setForTesting(mockBrowserInitializer);
 
         WebRestrictionsResult result =
                 mSupervisedUserContentProvider.shouldProceed(DEFAULT_CALLING_PACKAGE, "url");
 
         assertThat(result.shouldProceed(), is(true));
         verify(mockBrowserInitializer).handleSynchronousStartup();
         verify(mSupervisedUserContentProvider)
@@ skipping 87 matching lines @@
 
         WebRestrictionsResult wrongCallingPackage = mSupervisedUserContentProvider.shouldProceed(
                 DEFAULT_CALLING_PACKAGE, "https://accounts.google.com/reauth");
         assertThat(wrongCallingPackage.shouldProceed(), is(false));
 
         WebRestrictionsResult nullCallingPackage = mSupervisedUserContentProvider.shouldProceed(
                 null, "https://accounts.google.com/reauth");
         assertThat(nullCallingPackage.shouldProceed(), is(false));
     }
 }