removed these unused components

public/app/core/components/FormSwitch/FormSwitch.tsx

-import React, { PureComponent } from 'react';
-import _ from 'lodash';
-
-export interface Props {
-  label: string;
-  checked: boolean;
-  labelClass?: string;
-  switchClass?: string;
-  onChange: (event) => any;
-}
-
-export interface State {
-  id: any;
-}
-
-export class FormSwitch extends PureComponent<Props, State> {
-  state = {
-    id: _.uniqueId(),
-  };
-
-  internalOnChange = event => {
-    event.stopPropagation();
-
-    this.props.onChange(event);
-  };
-
-  render() {
-    const { labelClass, switchClass, label, checked } = this.props;
-    const labelId = `check-${this.state.id}`;
-    const labelClassName = `gf-form-label ${labelClass} pointer`;
-    const switchClassName = `gf-form-switch ${switchClass}`;
-
-    return (
-      <div className="gf-form">
-        {label && (
-          <label htmlFor={labelId} className={labelClassName}>
-            {label}
-          </label>
-        )}
-        <div className={switchClassName}>
-          <input id={labelId} type="checkbox" checked={checked} onChange={this.internalOnChange} />
-          <label htmlFor={labelId} />
-        </div>
-      </div>
-    );
-  }
-}
-
-export default FormSwitch;

public/app/core/components/InfoPopover/InfoPopover.tsx

-import React, { SFC } from 'react';
-interface Props {}
-const InfoPopover: SFC<Props> = props => {
-  return <div />;
-};
-
-export default InfoPopover;