Replace ObjCPropertyReleaser with ReleaseProperties() project-wide.

ios/chrome/browser/ui/authentication/authentication_flow.mm

Index: ios/chrome/browser/ui/authentication/authentication_flow.mm
diff --git a/ios/chrome/browser/ui/authentication/authentication_flow.mm b/ios/chrome/browser/ui/authentication/authentication_flow.mm
index ca6c1dddd09746f0a6c8d280449f9e6787877ae0..f00b3dca3d00a1efc68fd47a3474abfd43a5ce73 100644
--- a/ios/chrome/browser/ui/authentication/authentication_flow.mm
+++ b/ios/chrome/browser/ui/authentication/authentication_flow.mm
@@ -6,7 +6,7 @@
 
 #include "base/ios/weak_nsobject.h"
 #include "base/logging.h"
-#include "base/mac/objc_property_releaser.h"
+#include "base/mac/objc_release_properties.h"
 #include "base/mac/scoped_block.h"
 #include "base/mac/scoped_nsobject.h"
 #include "ios/chrome/browser/browser_state/chrome_browser_state.h"
@@ -101,8 +101,6 @@ NSError* IdentityMissingError() {
   // is in progress to ensure it outlives any attempt to destroy it in
   // |_signInCompletion|.
   base::scoped_nsobject<AuthenticationFlow> _selfRetainer;
-
-  base::mac::ObjCPropertyReleaser _propertyReleaser_AuthenticationFlow;
 }
 
 @synthesize handlingError = _handlingError;
@@ -124,11 +122,15 @@ NSError* IdentityMissingError() {
     _postSignInAction = postSignInAction;
     _presentingViewController.reset([presentingViewController retain]);
     _state = BEGIN;
-    _propertyReleaser_AuthenticationFlow.Init(self, [AuthenticationFlow class]);
   }
   return self;
 }
 
+- (void)dealloc {
+  base::mac::ReleaseProperties(self);
+  [super dealloc];
+}
+
 - (void)startSignInWithCompletion:(CompletionCallback)completion {
   DCHECK_EQ(BEGIN, _state);
   DCHECK(!_signInCompletion);