extract shared to css/_common.scss

Part of a sequence of CLs refactoring css/material into separate, smaller libraries

PiperOrigin-RevId: 225359757

Author: har79

angular_components/lib/css/_core.scss

@@ -43,6 +43,28 @@ $mat-option-inline-icons: false !default;
   }
 }
 
+// Prefixed cursors
+// http://caniuse.com/#feat=css3-cursors-newer
+@mixin cursor-grab() {
+  cursor: move; // fall back to move if unavailable (IE)
+  cursor: -webkit-grab;
+  cursor: -moz-grab;
+  cursor: grab;
+}
+
+@mixin cursor-grabbing() {
+  cursor: move; // fall back to move if unavailable (IE)
+  cursor: -webkit-grabbing;
+  cursor: -moz-grabbing;
+  cursor: grabbing;
+}
+
+@mixin button-bar-layout() {
+  display: flex;
+  flex-direction: row;
+  justify-content: flex-end;
+}
+
 // Styles text that is used as a floating label over a material component.
 @mixin mat-input-header() {
   color: $mat-gray-600;

angular_components/lib/css/material/_material.scss

@@ -27,5 +27,4 @@
 // TODO: See if we can reference go/icon svgs instead of copying them to res/
 
 // Behold, the import of all things:
-@import 'const/global',
-        'shared';
+@import 'const/global';