Fixes hotword nacl handler to support the new behavior.

chrome/browser/resources/app_list/plugin_manager.js

Index: chrome/browser/resources/app_list/plugin_manager.js
diff --git a/chrome/browser/resources/app_list/plugin_manager.js b/chrome/browser/resources/app_list/plugin_manager.js
index eeb3823b77315bfef06836cee6ebcb7767f355a6..b6407b6557daf66f59375d60fdf62e2da9124ad1 100644
--- a/chrome/browser/resources/app_list/plugin_manager.js
+++ b/chrome/browser/resources/app_list/plugin_manager.js
@@ -16,9 +16,8 @@ cr.define('speech', function() {
   var PluginState = {
     UNINITIALIZED: 0,
     LOADED: 1,
-    SAMPLING_RATE_READY: 2,
-    READY: 3,
-    RECOGNIZING: 4
+    READY: 2,
+    RECOGNIZING: 3
   };
 
   /**
@@ -35,7 +34,7 @@ cr.define('speech', function() {
   /**
    * The regexp pattern of the hotword recognition result.
    */
-  var recognitionPattern = /^HotwordFiredEvent:/;
+  var recognitionPattern = /^(HotwordFiredEvent:|hotword)/;
 
   /**
    * @constructor
@@ -67,17 +66,13 @@ cr.define('speech', function() {
    * @private
    */
   PluginManager.prototype.onMessage_ = function(messageEvent) {
-    if (this.state == PluginState.LOADED) {
-      if (messageEvent.data == 'stopped')
-        this.state = PluginState.SAMPLING_RATE_READY;
-      return;
-    }
-
     if (messageEvent.data == 'audio') {
-      if (this.state < PluginState.READY)
-        this.onReady_(this);
+      var wasNotReady = this.state < PluginState.READY;
       this.state = PluginState.RECOGNIZING;
-    } else if (messageEvent.data == 'stopped') {
+      if (wasNotReady)
+        this.onReady_(this);
+    } else if (messageEvent.data == 'stopped' &&
+               this.state == PluginState.RECOGNIZING) {
       this.state = PluginState.READY;
     } else if (recognitionPattern.exec(messageEvent.data)) {
       this.onRecognized_();