diff --git a/src/Symfony/Bundle/FrameworkBundle/Resources/public/images/toggler.png b/src/Symfony/Bundle/FrameworkBundle/Resources/public/images/toggler.png
deleted file mode 100644
index afcbb115d1919..0000000000000
Binary files a/src/Symfony/Bundle/FrameworkBundle/Resources/public/images/toggler.png and /dev/null differ
diff --git a/src/Symfony/Bundle/FrameworkBundle/Resources/public/images/toggler_empty.png b/src/Symfony/Bundle/FrameworkBundle/Resources/public/images/toggler_empty.png
deleted file mode 100644
index b5b27c79fc355..0000000000000
Binary files a/src/Symfony/Bundle/FrameworkBundle/Resources/public/images/toggler_empty.png and /dev/null differ
diff --git a/src/Symfony/Bundle/FrameworkBundle/Resources/public/images/toggler_hover.png b/src/Symfony/Bundle/FrameworkBundle/Resources/public/images/toggler_hover.png
deleted file mode 100644
index dad1b3fce39ac..0000000000000
Binary files a/src/Symfony/Bundle/FrameworkBundle/Resources/public/images/toggler_hover.png and /dev/null differ
diff --git a/src/Symfony/Bundle/FrameworkBundle/Resources/public/images/toggler_hover_empty.png b/src/Symfony/Bundle/FrameworkBundle/Resources/public/images/toggler_hover_empty.png
deleted file mode 100644
index d5c873c1b8413..0000000000000
Binary files a/src/Symfony/Bundle/FrameworkBundle/Resources/public/images/toggler_hover_empty.png and /dev/null differ
diff --git a/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Collector/form.html.twig b/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Collector/form.html.twig
index b4cb2bab73754..6d6d07d240ab0 100644
--- a/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Collector/form.html.twig
+++ b/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Collector/form.html.twig
@@ -5,7 +5,7 @@
 {% block toolbar %}
     {% if collector.data|length %}
         {% set icon %}
-            <img width="20" height="28" alt="Forms" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABQAAAAcCAYAAABh2p9gAAAAYElEQVRIiWNgGHGAEZ+knZ3df2zihw4dwqmPiVIXoQMMm3C5ChdAdy0LsgH4vIIPIJtBdS9T3UAWdAFyvQ0DjKRGAiEwQsIQOdioHoYoLqRGwh514VB0IakWjsC8PAIBAMl9LomdN/ohAAAAAElFTkSuQmCC"/>
+            <img width="20" height="28" alt="Forms" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABQAAAAcAQMAAABbFA0jAAAABlBMVEUAAAA+Pj4LNneDAAAAAXRSTlMAQObYZgAAACxJREFUCNdjYEACjD8gmP8/A8P7/wVw/IChgOH//w9w/AHKf4CLRlILwkgAANMJMNaUFdtJAAAAAElFTkSuQmCC"/>
             <span class="sf-toolbar-status sf-toolbar-status-{% if collector.data.nb_errors %}red{% else %}green{% endif %}">{% if collector.data.nb_errors %}{{ collector.data.nb_errors }}{% else %}{{ collector.data.forms|length }}{% endif %}</span>
         {% endset %}
 
@@ -31,13 +31,13 @@
     }
     .toggle-icon {
         display: inline-block;
-        background: url("{{ asset('bundles/framework/images/toggler.png') }}") no-repeat top left #5eb5e0;
+        background: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAgBAMAAADpp+X/AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3QweDgwx4LcKwAAAABVQTFRFAAAA////////////////ZmZm////bvjBwAAAAAV0Uk5TABZwsuCVEUjgAAAAAWJLR0QF+G/pxwAAAE1JREFUGNNjSHMSYGBgUEljSGYAAzMGBwiDhUEBwmBiEIAwGBmwgTQgQGWgA7h2uIFwK+CWwp1BpHvYEqDuATEYkBlY3IOmBq6dCPcAAIT5Eg2IksjQAAAAAElFTkSuQmCC") no-repeat top left #5eb5e0;
     }
     .closed .toggle-icon, .closed.toggle-icon {
         background-position: bottom left;
     }
     .toggle-icon.empty {
-        background-image: url("{{ asset('bundles/framework/images/toggler_empty.png') }}");
+        background-image: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABmJLR0QAZgBmAGYHukptAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3QweDhIf6CA40AAAAFRJREFUOMvtk7ENACEMA61vfx767MROWfO+AdGBHlNyTZrYUZRYDBII4NWE1pNdpFarfgLUbpDaBEgBYRiEVjsvDLa1l6O4Z3wkFWN+OfLKdpisOH/TlICzukmUJwAAAABJRU5ErkJggg==");
     }
     .tree {
         width: 230px;
@@ -119,11 +119,11 @@
         color: #313131;
     }
     .tree .tree-inner.active .toggle-icon, .tree .tree-inner:hover .toggle-icon, .tree .tree-inner.active:hover .toggle-icon {
-        background-image: url("{{ asset('bundles/framework/images/toggler_hover.png') }}");
+        background-image: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAgBAMAAADpp+X/AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3QweDhEYXWn+sAAAABhQTFRFAAAA39/f39/f39/f39/fZmZm39/f////gc3YPwAAAAV0Uk5TAAtAc6ZeVyCYAAAAAWJLR0QF+G/pxwAAAE1JREFUGNNjSHMSYGBgUEljSGYAAzMGBwiDhUEBwmBiEIAwGBmwgXIgQGWgA7h2uIFwK+CWwp1BpHvYC6DuATEYkBlY3IOmBq6dCPcAADqLE4MnBi/fAAAAAElFTkSuQmCC");
         background-color: #aaa;
     }
     .tree .tree-inner.active .toggle-icon.empty, .tree .tree-inner:hover .toggle-icon.empty, .tree .tree-inner.active:hover .toggle-icon.empty {
-        background-image: url("{{ asset('bundles/framework/images/toggler_hover_empty.png') }}");
+        background-image: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQBAMAAADt3eJSAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3QweDhoucSey4gAAABVQTFRFAAAA39/f39/f39/f39/fZmZm39/fD5Dx2AAAAAV0Uk5TAAtAc6ZeVyCYAAAAAWJLR0QF+G/pxwAAADJJREFUCNdjSHMSYGBgUEljSGYAAzMGBwiDhUEBwmBiEIAwGBnIA3DtcAPhVsAthTkDAFOfBKW9C1iqAAAAAElFTkSuQmCC");
     }
     .tree-details {
         border-left: 1px solid #dfdfdf;