For #10465: Add telemetry for voice search (#10785)

app/metrics.yaml

@@ -137,6 +137,7 @@ events:
           show_search_shortcuts, open_links_in_a_private_tab (bug in
           implementation https://github.com/mozilla-mobile/fenix/issues/7384),
           pref_key_sync_logins, pref_key_sync_bookmarks, pref_key_sync_history,
+          pref_key_show_voice_search,
           and pref_key_show_search_suggestions_in_private.
       enabled:
         description: "Whether or not the preference is *now* enabled"
@@ -1826,6 +1827,19 @@ search_suggestions:
       - fenix-core@mozilla.com
     expires: "2020-09-01"
 
+voice_search:
+  tapped:
+    type: event
+    description: |
+      A user selected the voice search button on the search screen.
+    bugs:
+      - https://github.com/mozilla-mobile/fenix/issues/10465
+    data_reviews:
+      - https://github.com/mozilla-mobile/fenix/pull/10785
+    notification_emails:
+      - fenix-core@mozilla.com
+    expires: "2020-09-01"
+
 top_sites:
   open_in_new_tab:
     type: event

app/src/main/java/org/mozilla/fenix/components/metrics/GleanMetricsService.kt

@@ -44,6 +44,7 @@ import org.mozilla.fenix.GleanMetrics.ToolbarSettings
 import org.mozilla.fenix.GleanMetrics.TopSites
 import org.mozilla.fenix.GleanMetrics.TrackingProtection
 import org.mozilla.fenix.GleanMetrics.UserSpecifiedSearchEngines
+import org.mozilla.fenix.GleanMetrics.VoiceSearch
 import org.mozilla.fenix.ext.components
 import org.mozilla.fenix.ext.settings
 import org.mozilla.fenix.utils.BrowsersCache
@@ -522,6 +523,9 @@ private val Event.wrapper: EventWrapper<*>?
             { Tip.closed.record(it) },
             { Tip.closedKeys.valueOf(it) }
         )
+        is Event.VoiceSearchTapped -> EventWrapper<NoExtraKeys>(
+            { VoiceSearch.tapped.record(it) }
+        )
         // Don't record other events in Glean:
         is Event.AddBookmark -> null
         is Event.OpenedBookmark -> null

app/src/main/java/org/mozilla/fenix/components/metrics/Metrics.kt

@@ -13,9 +13,9 @@ import mozilla.components.browser.toolbar.facts.ToolbarFacts
 import mozilla.components.concept.awesomebar.AwesomeBar
 import mozilla.components.feature.awesomebar.provider.BookmarksStorageSuggestionProvider
 import mozilla.components.feature.awesomebar.provider.ClipboardSuggestionProvider
+import mozilla.components.feature.awesomebar.provider.HistoryStorageSuggestionProvider
 import mozilla.components.feature.awesomebar.provider.SearchSuggestionProvider
 import mozilla.components.feature.awesomebar.provider.SessionSuggestionProvider
-import mozilla.components.feature.awesomebar.provider.HistoryStorageSuggestionProvider
 import mozilla.components.feature.contextmenu.facts.ContextMenuFacts
 import mozilla.components.feature.customtabs.CustomTabsFacts
 import mozilla.components.feature.downloads.facts.DownloadsFacts
@@ -166,6 +166,7 @@ sealed class Event {
     object FennecToFenixMigrated : Event()
     object AddonsOpenInSettings : Event()
     object AddonsOpenInToolbarMenu : Event()
+    object VoiceSearchTapped : Event()
 
     // Interaction events with extras
 
@@ -187,6 +188,7 @@ sealed class Event {
             context.getString(R.string.pref_key_sync_logins),
             context.getString(R.string.pref_key_sync_bookmarks),
             context.getString(R.string.pref_key_sync_history),
+            context.getString(R.string.pref_key_show_voice_search),
             context.getString(R.string.pref_key_show_search_suggestions_in_private)
         )
 

app/src/main/java/org/mozilla/fenix/search/SearchFragment.kt

@@ -154,6 +154,7 @@ class SearchFragment : Fragment(), UserInteractionHandler {
     }
 
     private fun launchVoiceSearch() {
+        requireComponents.analytics.metrics.track(Event.VoiceSearchTapped)
         val speechIntent = Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH).apply {
             putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL, RecognizerIntent.LANGUAGE_MODEL_FREE_FORM)
             putExtra(RecognizerIntent.EXTRA_PROMPT, requireContext().getString(R.string.voice_search_explainer))