content: Move kHttpScheme constant into content namespace.

chrome/browser/content_settings/local_shared_objects_container.cc

Index: chrome/browser/content_settings/local_shared_objects_container.cc
diff --git a/chrome/browser/content_settings/local_shared_objects_container.cc b/chrome/browser/content_settings/local_shared_objects_container.cc
index d4a996dcb9eadc3034588d1d5d3694c5d7571c41..da98b1b0aa11ceaa4665e51d272a727cedb2909c 100644
--- a/chrome/browser/content_settings/local_shared_objects_container.cc
+++ b/chrome/browser/content_settings/local_shared_objects_container.cc
@@ -98,7 +98,7 @@ size_t LocalSharedObjectsContainer::GetObjectCountForDomain(
       // The |domain_url| is only created in order to use the
       // SamePublicDomainOrHost method below. It does not matter which scheme is
       // used as the scheme is ignored by the SamePublicDomainOrHost method.
-      GURL domain_url(std::string(chrome::kHttpScheme) +
+      GURL domain_url(std::string(content::kHttpScheme) +
                       content::kStandardSchemeSeparator + cookie_domain);
       if (SamePublicDomainOrHost(origin, domain_url))
         ++count;