Fix ledflasher 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: I099474949746835892d0aeeaca46efc31e9569c4
diff --git a/src/ledflasher/etc/weaved/traits/ledflasher.json b/src/ledflasher/etc/weaved/traits/ledflasher.json
index 7eefa5e..ff4ac68 100644
--- a/src/ledflasher/etc/weaved/traits/ledflasher.json
+++ b/src/ledflasher/etc/weaved/traits/ledflasher.json
@@ -1,50 +1,48 @@
 {
   "_ledflasher": {
     "commands": {
-      "_set": {
+      "set": {
         "minimalRole": "user",
         "parameters": {
-          "_led": {
+          "led": {
             "type": "integer",
             "minimum": 1,
             "maximum": 4
           },
-          "_on": { "type": "boolean" }
+          "on": { "type": "boolean" }
         }
       },
-      "_toggle": {
+      "toggle": {
         "minimalRole": "user",
         "parameters": {
-          "_led": {
+          "led": {
             "type": "integer",
             "minimum": 1,
             "maximum": 4
           }
         }
       },
-      "_animate": {
+      "animate": {
         "minimalRole": "user",
         "parameters": {
-          "_duration": {
+          "duration": {
             "type": "number",
             "minimum": 0.1,
             "maximum": 100.0
           },
-          "_type": {
+          "type": {
             "type": "string",
             "enum": [ "none", "marquee_left", "marquee_right", "blink" ]
           }
         }
       }
     },
-    "states": {
-      "_status": {
-        "enum": {
-          "type": "string",
-          "enum": [ "idle", "animating" ]
-        }
+    "state": {
+      "status": {
+        "type": "string",
+        "enum": [ "idle", "animating" ]
       },
-      "_leds": {
+      "leds": {
         "type": "array",
         "items": { "type": "boolean" }
       }
diff --git a/src/ledflasher/ledflasher.cpp b/src/ledflasher/ledflasher.cpp
index 5a3524f..7c60a4d 100644
--- a/src/ledflasher/ledflasher.cpp
+++ b/src/ledflasher/ledflasher.cpp
@@ -80,15 +80,15 @@
   device_->AddComponent(kWeaveComponent, {"_ledflasher"});
   device_->AddCommandHandler(
       kWeaveComponent,
-      "_ledflasher._set",
+      "_ledflasher.set",
       base::Bind(&Daemon::OnSet, base::Unretained(this)));
   device_->AddCommandHandler(
       kWeaveComponent,
-      "_ledflasher._toggle",
+      "_ledflasher.toggle",
       base::Bind(&Daemon::OnToggle, base::Unretained(this)));
   device_->AddCommandHandler(
       kWeaveComponent,
-      "_ledflasher._animate",
+      "_ledflasher.animate",
       base::Bind(&Daemon::OnAnimate, base::Unretained(this)));
 
   led_object_mgr_.reset(new com::android::LEDService::ObjectManagerProxy{bus_});
@@ -121,12 +121,12 @@
     return;
   }
 
-  int index = command->GetParameter<int>("_led");
+  int index = command->GetParameter<int>("led");
   if(index < 1 || index > 4) {
     command->Abort("invalid_parameter", "Invalid parameter value", nullptr);
     return;
   }
-  bool on = command->GetParameter<bool>("_on");
+  bool on = command->GetParameter<bool>("on");
   brillo::ErrorPtr error;
   if (!led_service_->SetLED(index - 1, on, &error)) {
     command->Abort(error->GetCode(), error->GetMessage(), nullptr);
@@ -148,7 +148,7 @@
     return;
   }
 
-  int index = command->GetParameter<int>("_led");
+  int index = command->GetParameter<int>("led");
   if(index < 1 || index > 4) {
     command->Abort("invalid_parameter", "Invalid parameter value", nullptr);
     return;
@@ -177,12 +177,12 @@
     return;
   }
 
-  double duration = command->GetParameter<double>("_duration");
+  double duration = command->GetParameter<double>("duration");
   if(duration <= 0.0) {
     command->Abort("invalid_parameter", "Invalid parameter value", nullptr);
     return;
   }
-  std::string type = command->GetParameter<std::string>("_type");
+  std::string type = command->GetParameter<std::string>("type");
   animation_ = Animation::Create(led_service_, type,
                                  base::TimeDelta::FromSecondsD(duration));
   if (animation_) {
@@ -204,8 +204,8 @@
     return;
 
   brillo::VariantDictionary state_change{
-    {"_ledflasher._status", status_},
-    {"_ledflasher._leds", leds},
+    {"_ledflasher.status", status_},
+    {"_ledflasher.leds", leds},
   };
   // TODO: Come up with a design for ledflasher.cpp such that this call never
   // fails.