Allow extension overinstall

chrome/browser/extensions/extension_install_ui.cc

Index: chrome/browser/extensions/extension_install_ui.cc
diff --git a/chrome/browser/extensions/extension_install_ui.cc b/chrome/browser/extensions/extension_install_ui.cc
index 860a24fd2cf7232afe920f957573732af3de51fe..c85b254f0226fe9f862c7a772e0c48a4ac373f2a 100644
--- a/chrome/browser/extensions/extension_install_ui.cc
+++ b/chrome/browser/extensions/extension_install_ui.cc
@@ -260,11 +260,6 @@ void ExtensionInstallUI::OnInstallFailure(const std::string& error) {
       UTF8ToUTF16(error));
 }
 
-void ExtensionInstallUI::OnOverinstallAttempted(Extension* extension) {
-  ShowThemeInfoBar(previous_theme_id_, previous_use_system_theme_,
-                   extension, profile_);
-}
-
 void ExtensionInstallUI::OnImageLoaded(
     SkBitmap* image, ExtensionResource resource, int index) {
   if (image)