Add abstractions that let embedders drive tests of WebContents.

content/browser/tab_contents/test_tab_contents.cc

 // Copyright (c) 2012 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.
 
 #include "content/browser/tab_contents/test_tab_contents.h"
 
 #include <utility>
 
 #include "content/browser/browser_url_handler_impl.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
@@ skipping 65 matching lines @@
   params.password_form = webkit::forms::PasswordForm();
   params.security_info = std::string();
   params.gesture = NavigationGestureUser;
   params.was_within_same_page = false;
   params.is_post = false;
   params.content_state = webkit_glue::CreateHistoryStateForURL(GURL(url));
 
   DidNavigate(render_view_host, params);
 }
 
+WebPreferences TestTabContents::TestGetWebkitPrefs() {
+  return GetWebkitPrefs();
+}
+
 bool TestTabContents::CreateRenderViewForRenderManager(
     RenderViewHost* render_view_host) {
   // This will go to a TestRenderViewHost.
   static_cast<RenderViewHostImpl*>(
       render_view_host)->CreateRenderView(string16(), -1);
   return true;
 }
 
 WebContents* TestTabContents::Clone() {
   TabContents* tc = new TestTabContents(
@@ skipping 34 matching lines @@
     page_id = GetMaxPageIDForSiteInstance(rvh->GetSiteInstance()) + 1;
   }
   rvh->SendNavigate(page_id, entry->GetURL());
 
   // Simulate the SwapOut_ACK that fires if you commit a cross-site navigation
   // without making any network requests.
   if (old_rvh != rvh)
     static_cast<RenderViewHostImpl*>(old_rvh)->OnSwapOutACK();
 }
 
+int TestTabContents::GetNumberOfFocusCalls() {
+  NOTREACHED();
+  return 0;
+}
+
 void TestTabContents::ProceedWithCrossSiteNavigation() {
   if (!pending_rvh())
     return;
   TestRenderViewHost* rvh = static_cast<TestRenderViewHost*>(
       render_manager_.current_host());
   rvh->SendShouldCloseACK(true);
 }
 
 content::RenderViewHostDelegate::View* TestTabContents::GetViewDelegate() {
   if (delegate_view_override_)
@@ skipping 15 matching lines @@
 void TestTabContents::SetHistoryLengthAndPrune(
     const SiteInstance* site_instance, int history_length,
     int32 min_page_id) {
   EXPECT_TRUE(expect_set_history_length_and_prune_);
   expect_set_history_length_and_prune_ = false;
   EXPECT_EQ(expect_set_history_length_and_prune_site_instance_, site_instance);
   EXPECT_EQ(expect_set_history_length_and_prune_history_length_,
             history_length);
   EXPECT_EQ(expect_set_history_length_and_prune_min_page_id_, min_page_id);
 }