[ios] Add Infobar Badge UMA metrics

The UMA metrics logging for Infobar badges was removed in crrev.com/c/1717651.
This change adds it back in BadgeActionDispatcher. A new 'accepted' property
is added to the BadgeButton to determine badge state for the metrics.

Bug: 976901
Change-Id: Ic81988d59f6695a1b32e1ca0b4e340cc20966d52
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1749602
Commit-Queue: Chris Lu <thegreenfrog@chromium.org>
Reviewed-by: Sergio Collazos <sczs@chromium.org>
Cr-Commit-Position: refs/heads/master@{#686621}

ios/chrome/browser/ui/badges/badge_button.h

@@ -18,6 +18,9 @@
 // The badge type of the button.
 @property(nonatomic, assign, readonly) BadgeType badgeType;
 
+// Whether the button is in an accepted state.
+@property(nonatomic, assign, readonly) BOOL accepted;
+
 // Sets the badge color to the accepted color if |accepted| is YES or the
 // default color if |accepted| is NO. Will animate change if |animated| is YES.
 - (void)setAccepted:(BOOL)accepted animated:(BOOL)animated;

ios/chrome/browser/ui/badges/badge_button.mm

@@ -24,6 +24,8 @@ const CGFloat kButtonCircularCornerRadiusDivisor = 2.0;
 
 // Read/Write override.
 @property(nonatomic, assign, readwrite) BadgeType badgeType;
+// Read/Write override.
+@property(nonatomic, assign, readwrite) BOOL accepted;
 
 @end
 
@@ -49,6 +51,7 @@ const CGFloat kButtonCircularCornerRadiusDivisor = 2.0;
 }
 
 - (void)setAccepted:(BOOL)accepted animated:(BOOL)animated {
+  self.accepted = accepted;
   void (^changeTintColor)() = ^{
     self.tintColor = accepted ? [UIColor colorNamed:kBlueColor]
                               : [UIColor colorNamed:kToolbarButtonColor];

ios/chrome/browser/ui/badges/badge_button_action_handler.mm

@@ -5,6 +5,8 @@
 #import "ios/chrome/browser/ui/badges/badge_button_action_handler.h"
 
 #include "base/mac/foundation_util.h"
+#include "base/metrics/user_metrics.h"
+#include "ios/chrome/browser/infobars/infobar_metrics_recorder.h"
 #import "ios/chrome/browser/infobars/infobar_type.h"
 #import "ios/chrome/browser/ui/badges/badge_button.h"
 #import "ios/chrome/browser/ui/commands/infobar_commands.h"
@@ -17,11 +19,28 @@
 
 - (void)passwordsBadgeButtonTapped:(id)sender {
   BadgeButton* badgeButton = base::mac::ObjCCastStrict<BadgeButton>(sender);
+  MobileMessagesBadgeState state;
+  if (badgeButton.accepted) {
+    state = MobileMessagesBadgeState::Active;
+    base::RecordAction(
+        base::UserMetricsAction("MobileMessagesBadgeAcceptedTapped"));
+  } else {
+    state = MobileMessagesBadgeState::Inactive;
+    base::RecordAction(
+        base::UserMetricsAction("MobileMessagesBadgeNonAcceptedTapped"));
+  }
+  InfobarMetricsRecorder* metricsRecorder;
   if (badgeButton.badgeType == BadgeType::kBadgeTypePasswordSave) {
+    metricsRecorder = [[InfobarMetricsRecorder alloc]
+        initWithType:InfobarType::kInfobarTypePasswordSave];
     [self.dispatcher displayModalInfobar:InfobarType::kInfobarTypePasswordSave];
   } else if (badgeButton.badgeType == BadgeType::kBadgeTypePasswordUpdate) {
-    [self.dispatcher displayModalInfobar:InfobarType::kInfobarTypePasswordSave];
+    metricsRecorder = [[InfobarMetricsRecorder alloc]
+        initWithType:InfobarType::kInfobarTypePasswordUpdate];
+    [self.dispatcher
+        displayModalInfobar:InfobarType::kInfobarTypePasswordUpdate];
   }
+  [metricsRecorder recordBadgeTappedInState:state];
 }
 
 @end