Linux: add splash screen

chrome/browser/browser.cc

Index: chrome/browser/browser.cc
diff --git a/chrome/browser/browser.cc b/chrome/browser/browser.cc
index b9c5a569787672030723ad87cf73d0652ab85297..31455bc028695589aa8faabe27444cd3cb4beeeb 100644
--- a/chrome/browser/browser.cc
+++ b/chrome/browser/browser.cc
@@ -1435,9 +1435,13 @@ void Browser::TabSelectedAt(TabContents* 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.
@@ -2377,6 +2381,9 @@ void Browser::BuildPopupWindow(TabContents* source,
 }
 
 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(