fix recursive objects comparsion

src/Entity/Browser/Container/Page.php

@@ -188,7 +188,7 @@ class Page
                     );
 
                     // Refresh header by new title if current page is active
-                    if ($this == $this->container->tab->getPage())
+                    if ($this === $this->container->tab->getPage())
                     {
                         $this->container->browser->header->setTitle(
                             $this->title->getValue(),
@@ -222,7 +222,7 @@ class Page
                     );
 
                     // Refresh header by new title if current page is active
-                    if ($this == $this->container->tab->getPage())
+                    if ($this === $this->container->tab->getPage())
                     {
                         $this->container->browser->header->setTitle(
                             $this->title->getValue(),
@@ -255,7 +255,7 @@ class Page
                     );
 
                     // Refresh header by new title if current page is active
-                    if ($this == $this->container->tab->getPage())
+                    if ($this === $this->container->tab->getPage())
                     {
                         $this->container->browser->header->setTitle(
                             $this->title->getValue()

src/Entity/Browser/Container/Page/Content.php

@@ -90,7 +90,7 @@ class Content
                     );
 
                     // Refresh header by new title if current page is active
-                    if ($this->page == $this->page->container->tab->getPage())
+                    if ($this->page === $this->page->container->tab->getPage())
                     {
                         $this->page->container->browser->header->setTitle(
                             $this->page->title->getValue(),