Fix metricsd to conform to the lastest server schema

The new server push enabled component/trait validation rules. This
allows us to use the new schema that does not require vendor commands,
parameters and state to start with underscore ("_").

Also fixed a few minor errors in schema definition.

Change-Id: I184dd8e4c69c05e0dd1b0dddb1f9a7b0aef78841
diff --git a/metricsd/etc/weaved/traits/metrics.json b/metricsd/etc/weaved/traits/metrics.json
index 7d17c77..7583270 100644
--- a/metricsd/etc/weaved/traits/metrics.json
+++ b/metricsd/etc/weaved/traits/metrics.json
@@ -1,15 +1,17 @@
 {
   "_metrics": {
     "commands": {
-      "_enableAnalyticsReporting": {
-        "minimalRole": "manager"
+      "enableAnalyticsReporting": {
+        "minimalRole": "manager",
+        "parameters": {}
       },
-      "_disableAnalyticsReporting": {
-        "minimalRole": "manager"
+      "disableAnalyticsReporting": {
+        "minimalRole": "manager",
+        "parameters": {}
       }
     },
     "state": {
-      "_AnalyticsReportingState": {
+      "analyticsReportingState": {
         "type": "string",
         "enum": [ "enabled", "disabled" ]
       }
diff --git a/metricsd/metrics_collector.cc b/metricsd/metrics_collector.cc
index b5c2289..e9edf2e 100644
--- a/metricsd/metrics_collector.cc
+++ b/metricsd/metrics_collector.cc
@@ -229,11 +229,11 @@
   device_->AddComponent(kWeaveComponent, {"_metrics"});
   device_->AddCommandHandler(
       kWeaveComponent,
-      "_metrics._enableAnalyticsReporting",
+      "_metrics.enableAnalyticsReporting",
       base::Bind(&MetricsCollector::OnEnableMetrics, base::Unretained(this)));
   device_->AddCommandHandler(
       kWeaveComponent,
-      "_metrics._disableAnalyticsReporting",
+      "_metrics.disableAnalyticsReporting",
       base::Bind(&MetricsCollector::OnDisableMetrics, base::Unretained(this)));
 
   latest_cpu_use_microseconds_ = cpu_usage_collector_->GetCumulativeCpuUse();
@@ -294,7 +294,7 @@
       metrics_lib_->AreMetricsEnabled() ? "enabled" : "disabled";
 
   if (!device_->SetStateProperty(kWeaveComponent,
-                                 "_metrics._AnalyticsReportingState",
+                                 "_metrics.analyticsReportingState",
                                  enabled,
                                  nullptr)) {
     LOG(ERROR) << "failed to update weave's state";