Remove unused fromDropdownOpen state in send reducer (#7700)

The unused state has been removed along with associated actions and
action creators.

development/states/confirm-new-ui.json

@@ -156,7 +156,6 @@
   },
   "identities": {},
   "send": {
-    "fromDropdownOpen": false,
     "toDropdownOpen": false,
     "errors": {},
     "warnings": {}

development/states/navigate-txs.json

@@ -276,7 +276,6 @@
   },
   "localeMessages": {},
   "send": {
-    "fromDropdownOpen": false,
     "toDropdownOpen": false,
     "errors": {},
     "warnings": {}

development/states/send-edit.json

@@ -175,7 +175,6 @@
   },
   "identities": {},
   "send": {
-    "fromDropdownOpen": false,
     "toDropdownOpen": false,
     "errors": {},
     "warnings": {}

development/states/send-new-ui.json

@@ -141,7 +141,6 @@
   },
   "identities": {},
   "send": {
-    "fromDropdownOpen": false,
     "toDropdownOpen": false,
     "errors": {},
     "warnings": {},

development/states/tx-list-items.json

@@ -1087,7 +1087,6 @@
   },
   "identities": {},
   "send": {
-    "fromDropdownOpen": false,
     "toDropdownOpen": false,
     "errors": {},
     "warnings": {}

ui/app/ducks/send/send-duck.test.js

@@ -15,13 +15,10 @@ describe('Send Duck', () => {
     },
   }
   const initState = {
-    fromDropdownOpen: false,
     toDropdownOpen: false,
     errors: {},
     gasButtonGroupShown: true,
   }
-  const OPEN_FROM_DROPDOWN = 'metamask/send/OPEN_FROM_DROPDOWN'
-  const CLOSE_FROM_DROPDOWN = 'metamask/send/CLOSE_FROM_DROPDOWN'
   const OPEN_TO_DROPDOWN = 'metamask/send/OPEN_TO_DROPDOWN'
   const CLOSE_TO_DROPDOWN = 'metamask/send/CLOSE_TO_DROPDOWN'
   const UPDATE_SEND_ERRORS = 'metamask/send/UPDATE_SEND_ERRORS'
@@ -47,28 +44,11 @@ describe('Send Duck', () => {
       )
     })
 
-    it('should set fromDropdownOpen to true when receiving a OPEN_FROM_DROPDOWN action', () => {
-      assert.deepEqual(
-        SendReducer(mockState, {
-          type: OPEN_FROM_DROPDOWN,
-        }),
-        Object.assign({ fromDropdownOpen: true }, mockState.send)
-      )
-    })
-
     it('should return a new object (and not just modify the existing state object)', () => {
       assert.deepEqual(SendReducer(mockState), mockState.send)
       assert.notEqual(SendReducer(mockState), mockState.send)
     })
 
-    it('should set fromDropdownOpen to false when receiving a CLOSE_FROM_DROPDOWN action', () => {
-      assert.deepEqual(
-        SendReducer(mockState, {
-          type: CLOSE_FROM_DROPDOWN,
-        }),
-        Object.assign({ fromDropdownOpen: false }, mockState.send)
-      )
-    })
 
     it('should set toDropdownOpen to true when receiving a OPEN_TO_DROPDOWN action', () => {
       assert.deepEqual(

ui/app/ducks/send/send.duck.js

@@ -1,8 +1,6 @@
 import extend from 'xtend'
 
 // Actions
-const OPEN_FROM_DROPDOWN = 'metamask/send/OPEN_FROM_DROPDOWN'
-const CLOSE_FROM_DROPDOWN = 'metamask/send/CLOSE_FROM_DROPDOWN'
 const OPEN_TO_DROPDOWN = 'metamask/send/OPEN_TO_DROPDOWN'
 const CLOSE_TO_DROPDOWN = 'metamask/send/CLOSE_TO_DROPDOWN'
 const UPDATE_SEND_ERRORS = 'metamask/send/UPDATE_SEND_ERRORS'
@@ -12,7 +10,6 @@ const HIDE_GAS_BUTTON_GROUP = 'metamask/send/HIDE_GAS_BUTTON_GROUP'
 
 // TODO: determine if this approach to initState is consistent with conventional ducks pattern
 const initState = {
-  fromDropdownOpen: false,
   toDropdownOpen: false,
   gasButtonGroupShown: true,
   errors: {},
@@ -23,14 +20,6 @@ export default function reducer ({ send: sendState = initState }, action = {}) {
   const newState = extend({}, sendState)
 
   switch (action.type) {
-    case OPEN_FROM_DROPDOWN:
-      return extend(newState, {
-        fromDropdownOpen: true,
-      })
-    case CLOSE_FROM_DROPDOWN:
-      return extend(newState, {
-        fromDropdownOpen: false,
-      })
     case OPEN_TO_DROPDOWN:
       return extend(newState, {
         toDropdownOpen: true,

ui/app/pages/send/send-content/send-from-row/send-from-row.selectors.js

@@ -1,9 +0,0 @@
-const selectors = {
-  getFromDropdownOpen,
-}
-
-module.exports = selectors
-
-function getFromDropdownOpen (state) {
-  return state.send.fromDropdownOpen
-}

ui/app/pages/send/send-content/send-from-row/tests/send-from-row-selectors.test.js

@@ -1,20 +0,0 @@
-import assert from 'assert'
-import {
-  getFromDropdownOpen,
-} from '../send-from-row.selectors.js'
-
-describe('send-from-row selectors', () => {
-
-  describe('getFromDropdownOpen()', () => {
-    it('should get send.fromDropdownOpen', () => {
-      const state = {
-        send: {
-          fromDropdownOpen: null,
-        },
-      }
-
-      assert.equal(getFromDropdownOpen(state), null)
-    })
-  })
-
-})