[EC-519] Refactor Split DeviceActionService (#2081)

* EC-519 Refactored IDeviceActionService to be split into IFileService and IAutofillManager also some cleanups were made

* EC-519 Fix format

* EC-519 Fix merge to use the new AutofillHandler

src/App/Services/MobilePlatformUtilsService.cs

@@ -72,8 +72,13 @@ namespace Bit.App.Services
             });
         }
 
+        /// <summary>
+        /// Gets the device type on the server enum
+        /// </summary>
         public Core.Enums.DeviceType GetDevice()
         {
+            // Can't use Device.RuntimePlatform here because it gets called before Forms.Init() and throws.
+            // so we need to get the DeviceType ourselves
             return _deviceActionService.DeviceType;
         }
 
@@ -117,11 +122,6 @@ namespace Bit.App.Services
             }
         }
 
-        public void SaveFile()
-        {
-            // TODO
-        }
-
         public string GetApplicationVersion()
         {
             return AppInfo.VersionString;
@@ -208,11 +208,6 @@ namespace Bit.App.Services
             return (password, valid);
         }
 
-        public bool IsDev()
-        {
-            return Core.Utilities.CoreHelpers.InDebugMode();
-        }
-
         public bool IsSelfHost()
         {
             return false;