MD Extensions: Replace toolbar/search field with cr-toolbar

ui/webui/resources/cr_elements/cr_toolbar/cr_toolbar.html

Index: ui/webui/resources/cr_elements/cr_toolbar/cr_toolbar.html
diff --git a/ui/webui/resources/cr_elements/cr_toolbar/cr_toolbar.html b/ui/webui/resources/cr_elements/cr_toolbar/cr_toolbar.html
index e6c63f19b4532a459f2aa13d779adab61bfb8fef..748e697d44ea06901a4ff6fd4ae16071756ab5a4 100644
--- a/ui/webui/resources/cr_elements/cr_toolbar/cr_toolbar.html
+++ b/ui/webui/resources/cr_elements/cr_toolbar/cr_toolbar.html
@@ -9,6 +9,7 @@
       :host {
         --cr-toolbar-field-width: 580px;
         --cr-toolbar-height: 56px;
+        align-items: center;
         color: #fff;
         display: flex;
         height: var(--cr-toolbar-height);
@@ -44,7 +45,6 @@
       }
 
       #centeredContent {
-        -webkit-margin-start: var(--cr-toolbar-field-margin, 0);
         display: flex;
         flex: 1 1 0;
         justify-content: center;
@@ -65,6 +65,10 @@
         @apply(--cr-toolbar-left-content-wide);
       }
 
+      :host(:not([narrow_])) #centeredContent {
+        -webkit-margin-start: var(--cr-toolbar-field-margin, 0);
+      }
+
       :host(:not([narrow_])) #rightContent {
         @apply(--cr-toolbar-right-content-wide);
       }