Record permission prompt gesture metrics on Android.

chrome/browser/permissions/permission_util.h

 // 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.
 
 #ifndef CHROME_BROWSER_PERMISSIONS_PERMISSION_UTIL_H_
 #define CHROME_BROWSER_PERMISSIONS_PERMISSION_UTIL_H_
 
 #include <string>
 
 #include "base/macros.h"
+#include "chrome/browser/permissions/permission_request.h"
 #include "components/content_settings/core/common/content_settings.h"
 #include "components/content_settings/core/common/content_settings_types.h"
 #include "url/gurl.h"
 
 class Profile;
 
 namespace content {
 enum class PermissionType;
 }  // namespace content
 
@@ skipping 16 matching lines @@
 struct PermissionTypeHash {
   std::size_t operator()(const content::PermissionType& type) const;
 };
 
 // A utility class for permissions.
 class PermissionUtil {
  public:
   // Returns the permission string for the given PermissionType.
   static std::string GetPermissionString(content::PermissionType permission);
 
+  // Returns the request type corresponding to a permission type.
+  static PermissionRequestType GetRequestType(content::PermissionType type);
+
+  // Returns the gesture type corresponding to whether a permission request is
+  // made with or without a user gesture.
+  static PermissionRequestGestureType GetGestureType(bool user_gesture);
+
   // Limited conversion of ContentSettingsType to PermissionType. Intended for
   // recording Permission UMA metrics from areas of the codebase which have not
   // yet been converted to PermissionType. Returns true if the conversion was
   // performed.
   // TODO(tsergeant): Remove this function once callsites operate on
   // PermissionType directly.
   static bool GetPermissionType(ContentSettingsType type,
                                 content::PermissionType* out);
 
   static bool ShouldShowPersistenceToggle();
@@ skipping 24 matching lines @@
     ContentSettingsType content_type_;
     PermissionSourceUI source_ui_;
     bool is_initially_allowed_;
   };
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(PermissionUtil);
 };
 
 #endif  // CHROME_BROWSER_PERMISSIONS_PERMISSION_UTIL_H_