Linux: add splash screen

chrome/browser/browser.cc

 // Copyright (c) 2006-2008 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 "chrome/browser/browser.h"
 
 #include "base/command_line.h"
 #include "base/idle_timer.h"
 #include "base/logging.h"
 #include "base/string_util.h"
@@ skipping 1417 matching lines @@
                             TabContents* new_contents,
                             int index,
                             bool user_gesture) {
   DCHECK(old_contents != new_contents);
 
   // If we have any update pending, do it now.
   if (!chrome_updater_factory_.empty() && old_contents)
     ProcessPendingUIUpdates();
 
   if (old_contents) {
+#if defined(OS_WIN)
     // Save what the user's currently typing, so it can be restored when we
     // switch back to this tab.
     window_->GetLocationBar()->SaveStateToContents(old_contents);
+#else
+    NOTIMPLEMENTED();
+#endif
   }
 
   // Propagate the profile to the location bar.
   UpdateToolbar(true);
 
   // Update stop/go state.
   UpdateStopGoState(new_contents->is_loading());
 
   // Update commands to reflect current state.
   UpdateCommandsForTabState();
@@ skipping 919 matching lines @@
   // it (via BrowserView::TabSelectedAt calling RestoreFocus), triggering any
   // onblur="" handlers.
   browser->window()->Show();
   // TODO(beng): See if this can be made to use
   //             TabStripModel::AppendTabContents.
   browser->AddNewContents(source, new_contents, NEW_FOREGROUND_TAB,
                           gfx::Rect(), true);
 }
 
 GURL Browser::GetHomePage() {
+#if defined(OS_LINUX)
+  return GURL("about:linux-splash");
+#endif
   if (profile_->GetPrefs()->GetBoolean(prefs::kHomePageIsNewTabPage))
     return NewTabUI::GetBaseURL();
   GURL home_page = GURL(URLFixerUpper::FixupURL(
       WideToUTF8(profile_->GetPrefs()->GetString(prefs::kHomePage)),
       std::string()));
   if (!home_page.is_valid())
     return NewTabUI::GetBaseURL();
   return home_page;
 }
 
@@ skipping 36 matching lines @@
 
   // We need to register the window position pref.
   std::wstring window_pref(prefs::kBrowserWindowPlacement);
   window_pref.append(L"_");
   window_pref.append(app_name);
   PrefService* prefs = g_browser_process->local_state();
   DCHECK(prefs);
 
   prefs->RegisterDictionaryPref(window_pref.c_str());
 }