Remove unused with-method-data HOC (#9050)

This higher-order-component has been unused since #6551

ui/app/helpers/higher-order-components/with-method-data/index.js

@@ -1 +0,0 @@
-export { default } from './with-method-data.component'

ui/app/helpers/higher-order-components/with-method-data/with-method-data.component.js

@@ -1,65 +0,0 @@
-import React, { PureComponent } from 'react'
-import PropTypes from 'prop-types'
-import { getMethodDataAsync, getFourBytePrefix } from '../../utils/transactions.util'
-
-export default function withMethodData (WrappedComponent) {
-  return class MethodDataWrappedComponent extends PureComponent {
-    static propTypes = {
-      transaction: PropTypes.object,
-      knownMethodData: PropTypes.object,
-      addKnownMethodData: PropTypes.func,
-    }
-
-    static defaultProps = {
-      transaction: {},
-      knownMethodData: {},
-    }
-
-    state = {
-      methodData: {},
-      done: false,
-      error: null,
-    }
-
-    componentDidMount () {
-      this.fetchMethodData()
-    }
-
-    async fetchMethodData () {
-      const { transaction, knownMethodData, addKnownMethodData } = this.props
-      const { txParams: { data = '' } = {} } = transaction
-
-      if (data) {
-        try {
-          let methodData
-          const fourBytePrefix = getFourBytePrefix(data)
-          if (fourBytePrefix in knownMethodData) {
-            methodData = knownMethodData[fourBytePrefix]
-          } else {
-            methodData = await getMethodDataAsync(data)
-            if (!Object.entries(methodData).length === 0) {
-              addKnownMethodData(fourBytePrefix, methodData)
-            }
-          }
-
-          this.setState({ methodData, done: true })
-        } catch (error) {
-          this.setState({ done: true, error })
-        }
-      } else {
-        this.setState({ done: true })
-      }
-    }
-
-    render () {
-      const { methodData, done, error } = this.state
-
-      return (
-        <WrappedComponent
-          { ...this.props }
-          methodData={{ data: methodData, done, error }}
-        />
-      )
-    }
-  }
-}