Move ZoomObserver, ZoomController and ZoomEventManager to components/.

chrome/browser/profiles/profile_impl.cc

Index: chrome/browser/profiles/profile_impl.cc
diff --git a/chrome/browser/profiles/profile_impl.cc b/chrome/browser/profiles/profile_impl.cc
index 07347c516c17cf2924cfe0af97d3e81b0c7e7584..002ab8e61341427d1893f98f417cdbdafb1ad199 100644
--- a/chrome/browser/profiles/profile_impl.cc
+++ b/chrome/browser/profiles/profile_impl.cc
@@ -74,7 +74,6 @@
 #include "chrome/browser/ssl/chrome_ssl_host_state_delegate_factory.h"
 #include "chrome/browser/ui/startup/startup_browser_creator.h"
 #include "chrome/browser/ui/zoom/chrome_zoom_level_prefs.h"
-#include "chrome/browser/ui/zoom/zoom_event_manager.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/chrome_paths_internal.h"
 #include "chrome/common/chrome_switches.h"
@@ -105,6 +104,7 @@
 #include "content/public/browser/user_metrics.h"
 #include "content/public/common/content_constants.h"
 #include "content/public/common/page_zoom.h"
+#include "extensions/browser/ui/zoom/zoom_event_manager.h"
 #include "ui/base/l10n/l10n_util.h"
 
 #if defined(OS_ANDROID)
@@ -852,7 +852,7 @@ scoped_ptr<content::ZoomLevelDelegate>
 ProfileImpl::CreateZoomLevelDelegate(const base::FilePath& partition_path) {
   return make_scoped_ptr(new chrome::ChromeZoomLevelPrefs(
       GetPrefs(), GetPath(), partition_path,
-      ZoomEventManager::GetForBrowserContext(this)->GetWeakPtr()));
+      extensions::ZoomEventManager::GetForBrowserContext(this)->GetWeakPtr()));
 }
 
 base::FilePath ProfileImpl::GetPath() const {