Enable compilation of //components/autofill on iOS with gn.

components/autofill/ios/browser/keyboard_accessory_metrics_logger.mm

Index: components/autofill/ios/browser/keyboard_accessory_metrics_logger.mm
diff --git a/components/autofill/ios/browser/keyboard_accessory_metrics_logger.mm b/components/autofill/ios/browser/keyboard_accessory_metrics_logger.mm
deleted file mode 100644
index 9f4bb781681a014f071f702f72f30e9de1477aa5..0000000000000000000000000000000000000000
--- a/components/autofill/ios/browser/keyboard_accessory_metrics_logger.mm
+++ /dev/null
@@ -1,70 +0,0 @@
-// Copyright 2015 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#import "components/autofill/ios/browser/keyboard_accessory_metrics_logger.h"
-
-#import <UIKit/UIKit.h>
-
-#include "base/logging.h"
-#include "base/metrics/histogram_macros.h"
-
-namespace autofill {
-
-namespace {
-
-void Log(KeyboardAccessoryMetricsLogger::ButtonMetric metric) {
-  DCHECK_LT(metric, KeyboardAccessoryMetricsLogger::NUM_BUTTON_METRICS);
-  if (UIAccessibilityIsVoiceOverRunning()) {
-    UMA_HISTOGRAM_ENUMERATION(
-        "Autofill.KeyboardAccessoryButtonsIOS_ScreenReaderOn", metric,
-        KeyboardAccessoryMetricsLogger::NUM_BUTTON_METRICS);
-  } else {
-    UMA_HISTOGRAM_ENUMERATION(
-        "Autofill.KeyboardAccessoryButtonsIOS_ScreenReaderOff", metric,
-        KeyboardAccessoryMetricsLogger::NUM_BUTTON_METRICS);
-  }
-}
-
-}  // namespace
-
-KeyboardAccessoryMetricsLogger::KeyboardAccessoryMetricsLogger()
-    : has_logged_close_button_(false),
-      has_logged_next_button_(false),
-      has_logged_previous_button_(false) {}
-
-// static
-void KeyboardAccessoryMetricsLogger::OnFormsLoaded() {
-  Log(FORMS_LOADED);
-}
-
-// static
-void KeyboardAccessoryMetricsLogger::OnFormSubmitted() {
-  Log(SUBMITTED_FORM);
-}
-
-void KeyboardAccessoryMetricsLogger::OnCloseButtonPressed() {
-  Log(CLOSE_BUTTON_PRESSED);
-  if (!has_logged_close_button_) {
-    has_logged_close_button_ = true;
-    Log(CLOSE_BUTTON_PRESSED_ONCE);
-  }
-}
-
-void KeyboardAccessoryMetricsLogger::OnNextButtonPressed() {
-  Log(NEXT_BUTTON_PRESSED);
-  if (!has_logged_next_button_) {
-    has_logged_next_button_ = true;
-    Log(NEXT_BUTTON_PRESSED_ONCE);
-  }
-}
-
-void KeyboardAccessoryMetricsLogger::OnPreviousButtonPressed() {
-  Log(PREVIOUS_BUTTON_PRESSED);
-  if (!has_logged_previous_button_) {
-    has_logged_previous_button_ = true;
-    Log(PREVIOUS_BUTTON_PRESSED_ONCE);
-  }
-}
-
-}  // namespace autofill