content: Move kHttpsScheme constant into content namespace.

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
diff --git a/content/renderer/render_view_impl.cc b/content/renderer/render_view_impl.cc
index 32f323f3b48bd87e9585cd572c558474ec28784a..6a0e601b149e2120cb915291ba14145fe1199354 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -518,7 +518,7 @@ static bool IsNonLocalTopLevelNavigation(const GURL& url,
   // 2. The origin of the url and the opener is the same in which case the
   //    opener relationship is maintained.
   // 3. Reloads/form submits/back forward navigations
-  if (!url.SchemeIs(chrome::kHttpScheme) && !url.SchemeIs(chrome::kHttpsScheme))
+  if (!url.SchemeIs(chrome::kHttpScheme) && !url.SchemeIs(kHttpsScheme))
     return false;
 
   if (type != WebKit::WebNavigationTypeReload &&
@@ -6543,5 +6543,4 @@ void RenderViewImpl::DidStopLoadingIcons() {
   SendUpdateFaviconURL(urls);
 }
 
-
 }  // namespace content