Implement the new first run bubble, clean up old bubbles.

chrome/common/pref_names.cc

Index: chrome/common/pref_names.cc
diff --git a/chrome/common/pref_names.cc b/chrome/common/pref_names.cc
index 9a726aabbd53df11ae839892562fe0edae3068e9..598fa611382c2bfeb413bd4b5bb7eef38145e34b 100644
--- a/chrome/common/pref_names.cc
+++ b/chrome/common/pref_names.cc
@@ -1184,23 +1184,10 @@ const char kContentSettingsWindowLastTabIndex[] =
 const char kCertificateManagerWindowLastTabIndex[] =
     "certificate_manager_window.last_tab_index";
 
-// The mere fact that this pref is registered signals that we should show the
-// First Run Search Information bubble when the first browser window appears.
+// Boolean that specifies if the first run bubble should be shown.
 // This preference is only registered by the first-run procedure.
 const char kShouldShowFirstRunBubble[] = "show-first-run-bubble";
 
-// The mere fact that this pref is registered signals that we should show the
-// smaller OEM First Run Search Information bubble when the first
-// browser window appears.
-// This preference is only registered by the first-run procedure.
-const char kShouldUseOEMFirstRunBubble[] = "show-OEM-first-run-bubble";
-
-// The mere fact that this pref is registered signals that we should show the
-// minimal First Run omnibox information bubble when the first
-// browser window appears.
-// This preference is only registered by the first-run procedure.
-const char kShouldUseMinimalFirstRunBubble[] = "show-minimal-first-run-bubble";
-
 // Signal that we should show the welcome page when we launch Chrome.
 const char kShouldShowWelcomePage[] = "show-welcome-page";