Allow fetching personalized snippets from ChromeReader.

components/ntp_snippets/ntp_snippets_constants.cc

Index: components/ntp_snippets/ntp_snippets_constants.cc
diff --git a/chromecast/base/cast_constants.cc b/components/ntp_snippets/ntp_snippets_constants.cc
similarity index 52%
copy from chromecast/base/cast_constants.cc
copy to components/ntp_snippets/ntp_snippets_constants.cc
index 9caf71f48a0b0b5b45e02fcefdc099d4409e69a2..e945ca56b023dfebd98cfdba0af83c127841f80c 100644
--- a/chromecast/base/cast_constants.cc
+++ b/components/ntp_snippets/ntp_snippets_constants.cc
@@ -2,10 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chromecast/base/cast_constants.h"
+#include "components/ntp_snippets/ntp_snippets_constants.h"
 
-namespace chromecast {
+namespace ntp_snippets {
 
-const char kChromeResourceScheme[] = "chrome-resource";
+const char kStudyName[] = "NTPSnippets";
 
-}  // namespace chromecast
+}  // namespace ntp_snippets