Add abstractions that let embedders drive tests of WebContents.

chrome/browser/geolocation/chrome_geolocation_permission_context_unittest.cc

Index: chrome/browser/geolocation/chrome_geolocation_permission_context_unittest.cc
diff --git a/chrome/browser/geolocation/chrome_geolocation_permission_context_unittest.cc b/chrome/browser/geolocation/chrome_geolocation_permission_context_unittest.cc
index cd583458772eafeae3d2cf0a03beb2ac66ab137a..630755e6804b7944a4d64f23ecd0a521b6a9d1e7 100644
--- a/chrome/browser/geolocation/chrome_geolocation_permission_context_unittest.cc
+++ b/chrome/browser/geolocation/chrome_geolocation_permission_context_unittest.cc
@@ -19,20 +19,22 @@
 #include "chrome/browser/ui/tab_contents/test_tab_contents_wrapper.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/test/base/testing_profile.h"
-#include "content/browser/tab_contents/test_tab_contents.h"
 #include "content/public/browser/navigation_details.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/notification_service.h"
+#include "content/public/browser/web_contents.h"
 #include "content/test/mock_geolocation.h"
 #include "content/test/mock_render_process_host.h"
 #include "content/test/test_browser_thread.h"
 #include "content/test/test_renderer_host.h"
+#include "content/test/web_contents_tester.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using content::BrowserThread;
 using content::MockRenderProcessHost;
 using content::RenderViewHostTester;
 using content::WebContents;
+using content::WebContentsTester;
 
 // ClosedDelegateTracker ------------------------------------------------------
 
@@ -590,7 +592,7 @@ TEST_F(GeolocationPermissionContextTests, InfoBarUsesCommittedEntry) {
   details.entry = contents()->GetController().GetLastCommittedEntry();
   ASSERT_FALSE(infobar_0->ShouldExpire(details));
   // Commit the "GoBack()" above, and ensure the infobar is now expired.
-  contents()->CommitPendingNavigation();
+  WebContentsTester::For(contents())->CommitPendingNavigation();
   details.entry = contents()->GetController().GetLastCommittedEntry();
   ASSERT_TRUE(infobar_0->ShouldExpire(details));