[Hotword] Update helper extension to listen for change to audio logging preference.

Helper extension then notifies chrome and tells the extension to turn on/off.

BUG=345811

Review URL: https://codereview.chromium.org/212253003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@260195 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/resources/hotword_helper/manager.js

@@ -49,7 +49,11 @@ OptInManager.CommandFromPage = {
   // User has explicitly clicked 'no'.
   CLICKED_NO_OPTIN: 'hcno',
   // User has opted in.
-  CLICKED_OPTIN: 'hco'
+  CLICKED_OPTIN: 'hco',
+  // Audio logging is opted in.
+  AUDIO_LOGGING_ON: 'alon',
+  // Audio logging is opted out.
+  AUDIO_LOGGING_OFF: 'aloff',
 };
 
 
@@ -157,6 +161,25 @@ OptInManager.prototype.handleMessage_ = function(
         chrome.hotwordPrivate.setEnabled(false);
       }
     }
+    // Information regarding the audio logging preference was sent.
+    if (request.type === OptInManager.CommandFromPage.AUDIO_LOGGING_ON) {
+      if (chrome.hotwordPrivate &&
+          chrome.hotwordPrivate.setAudioLoggingEnabled) {
+        chrome.hotwordPrivate.setAudioLoggingEnabled(true);
+        chrome.runtime.sendMessage(
+            OptInManager.HOTWORD_EXTENSION_ID_,
+            {'cmd': OptInManager.CommandFromHelper.AUDIO_LOGGING_ON});
+      }
+    }
+    if (request.type === OptInManager.CommandFromPage.AUDIO_LOGGING_OFF) {
+      if (chrome.hotwordPrivate &&
+          chrome.hotwordPrivate.setAudioLoggingEnabled) {
+        chrome.hotwordPrivate.setAudioLoggingEnabled(false);
+        chrome.runtime.sendMessage(
+            OptInManager.HOTWORD_EXTENSION_ID_,
+            {'cmd': OptInManager.CommandFromHelper.AUDIO_LOGGING_OFF});
+      }
+    }
   }
 };
 

chrome/browser/resources/hotword_helper/optin_client.js

@@ -35,7 +35,11 @@ OptInClient.CommandFromPage = {
   // User has explicitly clicked 'no'.
   CLICKED_NO_OPTIN: 'hcno',
   // User has opted in.
-  CLICKED_OPTIN: 'hco'
+  CLICKED_OPTIN: 'hco',
+  // Audio logging is opted in.
+  AUDIO_LOGGING_ON: 'alon',
+  // Audio logging is opted out.
+  AUDIO_LOGGING_OFF: 'aloff',
 };
 
 
@@ -49,23 +53,15 @@ OptInClient.EXISTS_ = 'chwoihe';
 
 /**
  * Handles the messages posted to the window, mainly listening for
- * the optin and no optin clicks.
+ * the optin and no optin clicks. Also listening for preference on
+ * audio logging.
  * @param {!MessageEvent} messageEvent Message event from the window.
  * @private
  */
 OptInClient.prototype.handleCommandFromPage_ = function(messageEvent) {
   if (messageEvent.source === window && messageEvent.data.type) {
     var command = messageEvent.data.type;
-    switch (command) {
-      case OptInClient.CommandFromPage.CLICKED_OPTIN:
-        chrome.runtime.sendMessage(
-            {'type': command});
-        break;
-      case OptInClient.CommandFromPage.CLICKED_NO_OPTIN:
-        chrome.runtime.sendMessage(
-            {'type': command});
-        break;
-    }
+    chrome.runtime.sendMessage({'type': command});
   }
 };