Style context line input box.

src/vs/workbench/contrib/search/browser/searchWidget.ts

@@ -24,7 +24,7 @@ import { IContextViewService } from 'vs/platform/contextview/browser/contextView
 import { IKeybindingService } from 'vs/platform/keybinding/common/keybinding';
 import { KeybindingsRegistry, KeybindingWeight } from 'vs/platform/keybinding/common/keybindingsRegistry';
 import { ISearchConfigurationProperties } from 'vs/workbench/services/search/common/search';
-import { attachFindReplaceInputBoxStyler } from 'vs/platform/theme/common/styler';
+import { attachFindReplaceInputBoxStyler, attachInputBoxStyler } from 'vs/platform/theme/common/styler';
 import { IThemeService } from 'vs/platform/theme/common/themeService';
 import { ContextScopedFindInput, ContextScopedReplaceInput } from 'vs/platform/browser/contextScopedHistoryWidget';
 import { appendKeyBindingLabel, isSearchViewFocused } from 'vs/workbench/contrib/search/browser/searchActions';
@@ -386,6 +386,7 @@ export class SearchWidget extends Widget {
 				}
 				this._onDidToggleContext.fire();
 			}));
+			this._register(attachInputBoxStyler(this.contextLinesInput, this.themeService));
 			dom.append(searchInputContainer, this.showContextCheckbox.domNode);
 		}
 	}