Move TopSites api from c/b/history to c/b/e/api

chrome/browser/extensions/api/top_sites/top_sites_api.cc

Index: chrome/browser/extensions/api/top_sites/top_sites_api.cc
diff --git a/chrome/browser/history/top_sites_extension_api.cc b/chrome/browser/extensions/api/top_sites/top_sites_api.cc
similarity index 92%
rename from chrome/browser/history/top_sites_extension_api.cc
rename to chrome/browser/extensions/api/top_sites/top_sites_api.cc
index 4bcaa5b1e6458725f668e14637d3e8f73b9a5358..40ee0e949814a2f7f2fb6e717dc702cecba6d9c2 100644
--- a/chrome/browser/history/top_sites_extension_api.cc
+++ b/chrome/browser/extensions/api/top_sites/top_sites_api.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/history/top_sites_extension_api.h"
+#include "chrome/browser/extensions/api/top_sites/top_sites_api.h"
 
 #include "base/bind.h"
 #include "base/values.h"
@@ -10,6 +10,8 @@
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/webui/ntp/new_tab_ui.h"
 
+namespace extensions {
+
 GetTopSitesFunction::GetTopSitesFunction()
     : ALLOW_THIS_IN_INITIALIZER_LIST(weak_ptr_factory_(this)) {}
 
@@ -45,3 +47,5 @@ void GetTopSitesFunction::OnMostVisitedURLsAvailable(
   SetResult(pages_value.release());
   SendResponse(true);
 }
+
+}  // namespace extensions