Fix up unused includes from chrome/browser/extensions to the rest of chrome/browser.

chrome/browser/extensions/api/omnibox/omnibox_api.cc

Index: chrome/browser/extensions/api/omnibox/omnibox_api.cc
diff --git a/chrome/browser/extensions/api/omnibox/omnibox_api.cc b/chrome/browser/extensions/api/omnibox/omnibox_api.cc
index 8ade2faa3e0544288f0054ec0bd3745cbf6c74d2..81f0fa44b254d7fe8bdcb1a3e0108bedf950707a 100644
--- a/chrome/browser/extensions/api/omnibox/omnibox_api.cc
+++ b/chrome/browser/extensions/api/omnibox/omnibox_api.cc
@@ -219,6 +219,12 @@ gfx::Image OmniboxAPI::GetOmniboxPopupIcon(const std::string& extension_id) {
       omnibox_popup_icon_manager_.GetIcon(extension_id));
 }
 
+template <>
+void ProfileKeyedAPIFactory<OmniboxAPI>::DeclareFactoryDependencies() {
+  DependsOn(ExtensionSystemFactory::GetInstance());
+  DependsOn(TemplateURLServiceFactory::GetInstance());
+}
+
 bool OmniboxSendSuggestionsFunction::RunImpl() {
   ExtensionOmniboxSuggestions suggestions;
   ListValue* suggestions_value;