Activate prepopulated fieldtrials

chrome/common/variations/variations_util.h

Index: chrome/common/variations/variations_util.h
diff --git a/chrome/common/variations/variations_util.h b/chrome/common/variations/variations_util.h
index 212569b023c15115d8740acc2e5609c8cf359449..8cf899907e7742bdf33497d7e36dbc09e8742411 100644
--- a/chrome/common/variations/variations_util.h
+++ b/chrome/common/variations/variations_util.h
@@ -9,6 +9,8 @@
 
 namespace chrome_variations {
 
+struct FieldTrialTestingConfig;
+
 // Get the current set of chosen FieldTrial groups (aka variations) and send
 // them to the child process logging module so it can save it for crash dumps.
 void SetChildProcessLoggingVariationList();
@@ -19,6 +21,15 @@ void SetChildProcessLoggingVariationList();
 // on the formatting.
 bool AssociateParamsFromString(const std::string& variations_string);
 
+// Provides a mechanism to associate multiple set of params to multiple groups
+// with the |config| struct. This will also force the selection of FieldTrial
+// groups specified in the |config|.
+void AssociateParamsFromFieldTrialConfig(const FieldTrialTestingConfig& config);
+
+// Associates params to FieldTrial groups and forces the selection of groups
+// specified in testing/variations/fieldtrial_testing_config_*.json.
+void AssociateDefaultFieldTrialConfig();
+
 }  // namespace chrome_variations
 
 #endif  // CHROME_COMMON_VARIATIONS_VARIATIONS_UTIL_H_