fix(autocomplete): apply themes to mdProgressLinear and input (#9698)

Author: mckenzielong

src/components/autocomplete/autocomplete-theme.scss

@@ -1,3 +1,24 @@
+@mixin md-autocomplete-input($input-color) {
+  md-input-container.md-input-focused {
+    .md-input {
+      border-color: $input-color;
+    }
+    label,
+    md-icon {
+      color: $input-color;
+    }
+  }
+}
+@mixin md-autocomplete-progress($container-color, $bar-color) {
+  md-progress-linear {
+    .md-container {
+      background-color: $container-color;
+    }
+    .md-bar {
+      background-color: $bar-color;
+    }
+  }
+}
 md-autocomplete.md-THEME_NAME-theme {
   background: '{{background-hue-1}}';
   &[disabled]:not([md-floating-label]) {
@@ -16,6 +37,14 @@ md-autocomplete.md-THEME_NAME-theme {
   input {
     color: '{{foreground-1}}';
   }
+  &.md-accent {
+    @include md-autocomplete-input('{{accent-color}}');
+    @include md-autocomplete-progress('{{accent-100}}', '{{accent-color}}');
+  }
+  &.md-warn {
+    @include md-autocomplete-input('{{warn-A700}}');
+    @include md-autocomplete-progress('{{warn-100}}', '{{warn-color}}');
+  }
 }
 .md-autocomplete-suggestions-container.md-THEME_NAME-theme {
   background: '{{background-hue-1}}';