Replace ObjCPropertyReleaser with ReleaseProperties() project-wide.

ios/chrome/browser/ui/tab_switcher/tab_switcher_transition_context.mm

Index: ios/chrome/browser/ui/tab_switcher/tab_switcher_transition_context.mm
diff --git a/ios/chrome/browser/ui/tab_switcher/tab_switcher_transition_context.mm b/ios/chrome/browser/ui/tab_switcher/tab_switcher_transition_context.mm
index 7968e3ce70a502df2f99846b5d26cb8d4646e928..5b59b43a3d3f26688e23436377c7d87ff2fdbd54 100644
--- a/ios/chrome/browser/ui/tab_switcher/tab_switcher_transition_context.mm
+++ b/ios/chrome/browser/ui/tab_switcher/tab_switcher_transition_context.mm
@@ -4,7 +4,7 @@
 
 #include "ios/chrome/browser/ui/tab_switcher/tab_switcher_transition_context.h"
 
-#include "base/mac/objc_property_releaser.h"
+#include "base/mac/objc_release_properties.h"
 #import "ios/chrome/browser/tabs/tab.h"
 #import "ios/chrome/browser/ui/browser_view_controller.h"
 #include "ios/chrome/browser/ui/tab_switcher/tab_switcher_transition_context.h"
@@ -22,10 +22,7 @@
 
 @end
 
-@implementation TabSwitcherTransitionContextContent {
-  base::mac::ObjCPropertyReleaser
-      _propertyReleaser_tabSwitcherTransitionContextContent;
-}
+@implementation TabSwitcherTransitionContextContent
 
 + (instancetype)tabSwitcherTransitionContextContentFromBVC:
     (BrowserViewController*)bvc {
@@ -64,21 +61,14 @@
 @synthesize toolbarSnapshotView = _toolbarSnapshotView;
 @synthesize initialSelectedTabIndex = _initialSelectedTabIndex;
 
-- (instancetype)init {
-  self = [super init];
-  if (self) {
-    _propertyReleaser_tabSwitcherTransitionContextContent.Init(
-        self, [TabSwitcherTransitionContextContent class]);
-  }
-  return self;
+- (void)dealloc {
+  base::mac::ReleaseProperties(self);
+  [super dealloc];
 }
 
 @end
 
-@implementation TabSwitcherTransitionContext {
-  base::mac::ObjCPropertyReleaser
-      _propertyReleaser_tabSwitcherTransitionContext;
-}
+@implementation TabSwitcherTransitionContext
 
 + (instancetype)
 tabSwitcherTransitionContextWithCurrent:(BrowserViewController*)currentBVC
@@ -107,13 +97,9 @@ tabSwitcherTransitionContextWithCurrent:(BrowserViewController*)currentBVC
 @synthesize regularContent = _regularContent;
 @synthesize initialTabModel = _initialTabModel;
 
-- (instancetype)init {
-  self = [super init];
-  if (self) {
-    _propertyReleaser_tabSwitcherTransitionContext.Init(
-        self, [TabSwitcherTransitionContext class]);
-  }
-  return self;
+- (void)dealloc {
+  base::mac::ReleaseProperties(self);
+  [super dealloc];
 }
 
 @end