Domain Reliability: Remove browsing data when requested.

components/domain_reliability/monitor.cc

Index: components/domain_reliability/monitor.cc
diff --git a/components/domain_reliability/monitor.cc b/components/domain_reliability/monitor.cc
index 06d5f55f11a31eb252b831bab8696e1346f6c460..52881d95c385502e9dd7156507b9f520ba7c86aa 100644
--- a/components/domain_reliability/monitor.cc
+++ b/components/domain_reliability/monitor.cc
@@ -65,7 +65,9 @@ DomainReliabilityMonitor::DomainReliabilityMonitor(
           DomainReliabilityScheduler::Params::GetFromFieldTrialsOrDefaults()),
       dispatcher_(time_.get()),
       uploader_(
-          DomainReliabilityUploader::Create(url_request_context_getter_)) {
+          DomainReliabilityUploader::Create(url_request_context_getter_)),
+      was_cleared_(false),
+      cleared_mode_(MAX_CLEAR_MODE) {
   DCHECK(OnIOThread());
 }
 
@@ -82,7 +84,9 @@ DomainReliabilityMonitor::DomainReliabilityMonitor(
           DomainReliabilityScheduler::Params::GetFromFieldTrialsOrDefaults()),
       dispatcher_(time_.get()),
       uploader_(
-          DomainReliabilityUploader::Create(url_request_context_getter_)) {
+          DomainReliabilityUploader::Create(url_request_context_getter_)),
+      was_cleared_(false),
+      cleared_mode_(MAX_CLEAR_MODE) {
   DCHECK(OnIOThread());
 }
 
@@ -128,6 +132,29 @@ void DomainReliabilityMonitor::OnCompleted(net::URLRequest* request,
   }
 }
 
+void DomainReliabilityMonitor::ClearBrowsingData(
+   DomainReliabilityClearMode mode) {
+  DCHECK(OnIOThread());
+
+  was_cleared_ = true;
+  cleared_mode_ = mode;
+
+  switch (mode) {
+    case CLEAR_BEACONS: {
+      ContextMap::const_iterator it;
+      for (it = contexts_.begin(); it != contexts_.end(); ++it)
+        it->second->ClearBeacons();
+      break;
+    };
+    case CLEAR_CONTEXTS:
+      STLDeleteContainerPairSecondPointers(
+          contexts_.begin(), contexts_.end());
+      break;
+    default:

[Mike West, 2014/05/08 11:00:40]

Nit: If you replace this with 'case MAX_CLEAR_MODE:', you'll automagically get a
compilation error if you add another value to the enum in the future.

[Deprecated (see juliatuttle), 2014/05/08 15:47:39]

Done.

+      NOTREACHED();
+  }
+}
+
 DomainReliabilityContext* DomainReliabilityMonitor::AddContextForTesting(
     scoped_ptr<const DomainReliabilityConfig> config) {
   return AddContext(config.Pass());