revert unit test

Author: sabernhardt

tests/phpunit/tests/dependencies/wpStyleLoaderSrc.php

@@ -12,20 +12,15 @@ class Tests_Dependencies_wpStyleLoaderSrc extends WP_UnitTestCase {
 
 	/**
 	 * Tests that PHP warnings are not thrown when wp_style_loader_src() is called
-	 * before the `$_wp_admin_css_colors` global is set within the admin.
+	 * before the `$_wp_admin_css_colors` global is set.
 	 *
 	 * The warnings that we should not see:
 	 * `Warning: Trying to access array offset on null`.
 	 * `Warning: Attempt to read property "url" on null`.
 	 *
 	 * @ticket 61302
-	 * @ticket 64762
 	 */
 	public function test_without_wp_admin_css_colors_global() {
-		if ( is_admin() ) {
-			$this->assertFalse( wp_style_loader_src( '', 'colors' ) );
-		} else {
-			$this->assertStringContainsString( '/colors.css', wp_style_loader_src( '', 'colors' ) );
-		}
+		$this->assertFalse( wp_style_loader_src( '', 'colors' ) );
 	}
 }