Move some content url constants to /url.

android_webview/renderer/aw_content_renderer_client.cc

Index: android_webview/renderer/aw_content_renderer_client.cc
diff --git a/android_webview/renderer/aw_content_renderer_client.cc b/android_webview/renderer/aw_content_renderer_client.cc
index 87a855ffa4eb500a2cf3f70f2a63cc9f4981c3e7..9fcaa0ad2e537553c751502312a65583b1115942 100644
--- a/android_webview/renderer/aw_content_renderer_client.cc
+++ b/android_webview/renderer/aw_content_renderer_client.cc
@@ -25,6 +25,7 @@
 #include "content/public/renderer/render_view.h"
 #include "net/base/escape.h"
 #include "net/base/net_errors.h"
+#include "net/base/url_constants.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 #include "third_party/WebKit/public/platform/WebURL.h"
 #include "third_party/WebKit/public/platform/WebURLError.h"
@@ -96,9 +97,9 @@ bool AwContentRendererClient::HandleNavigation(
   // For HTTP schemes, only top-level navigations can be overridden. Similarly,
   // WebView Classic lets app override only top level about:blank navigations.
   // So we filter out non-top about:blank navigations here.
-  if (frame->parent() && (gurl.SchemeIs(content::kHttpScheme) ||
-                          gurl.SchemeIs(content::kHttpsScheme) ||
-                          gurl.SchemeIs(content::kAboutScheme)))
+  if (frame->parent() &&
+      (gurl.SchemeIs(net::kHttpScheme) || gurl.SchemeIs(net::kHttpsScheme) ||
+       gurl.SchemeIs(content::kAboutScheme)))
     return false;
 
   // use NavigationInterception throttle to handle the call as that can