fix: remove deprecated warning of clearIcon (#970)

Author: kiner-tang

src/BaseSelect.tsx

@@ -19,7 +19,6 @@ import TransBtn from './TransBtn';
 import { getSeparatedContent } from './utils/valueUtil';
 import type { DisplayInfoType, DisplayValueType, Mode, Placement, RenderDOMFunc, RenderNode, RawValueType } from './interface';
 import { useAllowClear } from './hooks/useAllowClear';
-import { warning } from 'rc-util';
 
 export type { DisplayInfoType, DisplayValueType, Mode, Placement, RenderDOMFunc, RenderNode, RawValueType };
 
@@ -684,12 +683,6 @@ const BaseSelect = React.forwardRef((props: BaseSelectProps, ref: React.Ref<Base
   }
 
   // ============================= Clear ==============================
-  if (process.env.NODE_ENV !== 'production') {
-    warning(
-      !props.clearIcon,
-      '`clearIcon` will be removed in future. Please use `allowClear` instead.',
-    );
-  }
   const onClearMouseDown: React.MouseEventHandler<HTMLSpanElement> = () => {
     onClear?.();
 

tests/Select.test.tsx

@@ -286,7 +286,6 @@ describe('Select.Basic', () => {
 
 
     resetWarned();
-    const errSpy = jest.spyOn(console, 'error').mockImplementation(() => {});
     const wrapper5 = mount(
       <Select allowClear clearIcon={<div className='custom-clear-icon'>x</div>} value="1">
         <Option value="1">1</Option>
@@ -295,9 +294,6 @@ describe('Select.Basic', () => {
     );
     expect(wrapper5.find('.custom-clear-icon').length).toBeTruthy();
     expect(wrapper5.find('.custom-clear-icon').text()).toBe('x');
-    expect(errSpy).toHaveBeenCalledWith(
-      'Warning: `clearIcon` will be removed in future. Please use `allowClear` instead.'
-    );
 
     const wrapper6 = mount(
       <Select allowClear clearIcon={<div className='custom-clear-icon'>x</div>}>