Move backwards compatible shims.

Instead of eagerly loading the Http client on every request to wire up
class aliases we can get the same effect with stub files that provide
the required aliases.

config/bootstrap.php

@@ -29,18 +29,6 @@ class_alias('Cake\Mailer\Email', 'Cake\Network\Email\Email');
 class_alias('Cake\Mailer\Transport\MailTransport', 'Cake\Network\Email\MailTransport');
 class_alias('Cake\Mailer\Transport\SmtpTransport', 'Cake\Network\Email\SmtpTransport');
 
-// @deprecated Backwards compatibility with earler 3.x versions.
-class_alias('Cake\Http\Client', 'Cake\Network\Http\Client');
-class_alias('Cake\Http\Client\CookieCollection', 'Cake\Network\Http\CookieCollection');
-class_alias('Cake\Http\Client\FormData', 'Cake\Network\Http\FormData');
-class_alias('Cake\Http\Client\Message', 'Cake\Network\Http\Message');
-class_alias('Cake\Http\Client\Request', 'Cake\Network\Http\Request');
-class_alias('Cake\Http\Client\Response', 'Cake\Network\Http\Response');
-class_alias('Cake\Http\Client\Adapter\Stream', 'Cake\Network\Http\Adapter\Stream');
-class_alias('Cake\Http\Client\Auth\Basic', 'Cake\Network\Http\Auth\Basic');
-class_alias('Cake\Http\Client\Auth\Digest', 'Cake\Network\Http\Auth\Digest');
-class_alias('Cake\Http\Client\Auth\Oauth', 'Cake\Network\Http\Auth\Oauth');
-class_alias('Cake\Http\Client\FormDataPart', 'Cake\Network\Http\FormData\Part');
 
 require CAKE . 'basics.php';
 

src/Network/Http/Adapter/Stream.php

@@ -0,0 +1,3 @@
+<?php
+// @deprecated Backwards compatibility with earler 3.x versions.
+class_alias('Cake\Http\Client\Adapter\Stream', 'Cake\Network\Http\Adapter\Stream');

src/Network/Http/Auth/Basic.php

@@ -0,0 +1,3 @@
+<?php
+// @deprecated Backwards compatibility with earler 3.x versions.
+class_alias('Cake\Http\Client\Auth\Basic', 'Cake\Network\Http\Auth\Basic');

src/Network/Http/Auth/Digest.php

@@ -0,0 +1,3 @@
+<?php
+// @deprecated Backwards compatibility with earler 3.x versions.
+class_alias('Cake\Http\Client\Auth\Digest', 'Cake\Network\Http\Auth\Digest');

src/Network/Http/Auth/Oauth.php

@@ -0,0 +1,3 @@
+<?php
+// @deprecated Backwards compatibility with earler 3.x versions.
+class_alias('Cake\Http\Client\Auth\Oauth', 'Cake\Network\Http\Auth\Oauth');

src/Network/Http/Client.php

@@ -0,0 +1,3 @@
+<?php
+// @deprecated Backwards compatibility with earler 3.x versions.
+class_alias('Cake\Http\Client', 'Cake\Network\Http\Client');

src/Network/Http/CookieCollection.php

@@ -0,0 +1,3 @@
+<?php
+// @deprecated Backwards compatibility with earler 3.x versions.
+class_alias('Cake\Http\Client\CookieCollection', 'Cake\Network\Http\CookieCollection');

src/Network/Http/FormData.php

@@ -0,0 +1,3 @@
+<?php
+// @deprecated Backwards compatibility with earler 3.x versions.
+class_alias('Cake\Http\Client\FormData', 'Cake\Network\Http\FormData');

src/Network/Http/FormData/Part.php

@@ -0,0 +1,2 @@
+<?php
+class_alias('Cake\Http\Client\FormDataPart', 'Cake\Network\Http\FormData\Part');

src/Network/Http/Message.php

@@ -0,0 +1,3 @@
+<?php
+// @deprecated Backwards compatibility with earler 3.x versions.
+class_alias('Cake\Http\Client\Message', 'Cake\Network\Http\Message');

src/Network/Http/Request.php

@@ -0,0 +1,3 @@
+<?php
+// @deprecated Backwards compatibility with earler 3.x versions.
+class_alias('Cake\Http\Client\Request', 'Cake\Network\Http\Request');

src/Network/Http/Response.php

@@ -0,0 +1,3 @@
+<?php
+// @deprecated Backwards compatibility with earler 3.x versions.
+class_alias('Cake\Http\Client\Response', 'Cake\Network\Http\Response');