Add more Google domains to the list of domains which should have

chrome/browser/metrics/variations/variations_http_header_provider.h

Index: chrome/browser/metrics/variations/variations_http_header_provider.h
diff --git a/chrome/browser/metrics/variations/variations_http_header_provider.h b/chrome/browser/metrics/variations/variations_http_header_provider.h
index 4b7d9a81793d7f9160eb8b0d97868dae49288051..c812ba90a9cf323b2a74082b01d393afe36c8057 100644
--- a/chrome/browser/metrics/variations/variations_http_header_provider.h
+++ b/chrome/browser/metrics/variations/variations_http_header_provider.h
@@ -9,6 +9,7 @@
 #include <string>
 
 #include "base/basictypes.h"
+#include "base/containers/hash_tables.h"
 #include "base/gtest_prod_util.h"
 #include "base/metrics/field_trial.h"
 #include "base/synchronization/lock.h"
@@ -87,7 +88,7 @@ class VariationsHttpHeaderProvider : base::FieldTrialList::Observer {
 
   // Checks whether variation headers should be appended to requests to the
   // specified |url|. Returns true for google.<TLD> and youtube.<TLD> URLs.
-  static bool ShouldAppendHeaders(const GURL& url);
+  bool ShouldAppendHeaders(const GURL& url);
 
   // Guards |variation_ids_cache_initialized_|, |variation_ids_set_| and
   // |variation_ids_header_|.
@@ -107,6 +108,10 @@ class VariationsHttpHeaderProvider : base::FieldTrialList::Observer {
 
   std::string variation_ids_header_;
 
+  // Any hostname which ends with one of these suffixes will have
+  // headers transmitted.
+  base::hash_set<std::string> suffixes_to_set_headers_for_;
+
   DISALLOW_COPY_AND_ASSIGN(VariationsHttpHeaderProvider);
 };