chore: remove deprecated colors (#4945)

src/theme/index.tsx

-import { RedesignVariant, useRedesignFlag } from 'featureFlags/flags/redesign'
 import React, { useMemo } from 'react'
 import { Text, TextProps as TextPropsOriginal } from 'rebass'
 import styled, {
@@ -133,67 +132,6 @@ function uniswapThemeColors(darkMode: boolean): ThemeColors {
 }
 
 function oldColors(darkMode: boolean): Colors {
-  return {
-    darkMode,
-    // base
-    deprecated_white,
-    deprecated_black,
-
-    // text
-    deprecated_text1: darkMode ? '#FFFFFF' : '#000000',
-    deprecated_text2: darkMode ? '#C3C5CB' : '#565A69',
-    deprecated_text3: darkMode ? '#8F96AC' : '#6E727D',
-    deprecated_text4: darkMode ? '#B2B9D2' : '#C3C5CB',
-    deprecated_text5: darkMode ? '#2C2F36' : '#EDEEF2',
-
-    // backgrounds / greys
-    deprecated_bg0: darkMode ? '#191B1F' : '#FFF',
-    deprecated_bg1: darkMode ? '#212429' : '#F7F8FA',
-    deprecated_bg2: darkMode ? '#2C2F36' : '#EDEEF2',
-    deprecated_bg3: darkMode ? '#40444F' : '#CED0D9',
-    deprecated_bg4: darkMode ? '#565A69' : '#888D9B',
-    deprecated_bg5: darkMode ? '#6C7284' : '#888D9B',
-    deprecated_bg6: darkMode ? '#1A2028' : '#6C7284',
-
-    //specialty colors
-    deprecated_modalBG: darkMode ? 'rgba(0,0,0,.425)' : 'rgba(0,0,0,0.3)',
-    deprecated_advancedBG: darkMode ? 'rgba(0,0,0,0.1)' : 'rgba(255,255,255,0.6)',
-
-    //primary colors
-    deprecated_primary1: darkMode ? '#2172E5' : '#E8006F',
-    deprecated_primary2: darkMode ? '#3680E7' : '#FF8CC3',
-    deprecated_primary3: darkMode ? '#4D8FEA' : '#FF99C9',
-    deprecated_primary4: darkMode ? '#376bad70' : '#F6DDE8',
-    deprecated_primary5: darkMode ? '#153d6f70' : '#FDEAF1',
-
-    // color text
-    deprecated_primaryText1: darkMode ? '#5090ea' : '#D50066',
-
-    // secondary colors
-    deprecated_secondary1: darkMode ? '#2172E5' : '#E8006F',
-    deprecated_secondary2: darkMode ? '#17000b26' : '#F6DDE8',
-    deprecated_secondary3: darkMode ? '#17000b26' : '#FDEAF1',
-
-    // other
-    deprecated_red1: darkMode ? '#FF4343' : '#DA2D2B',
-    deprecated_red2: darkMode ? '#F82D3A' : '#DF1F38',
-    deprecated_red3: '#D60000',
-    deprecated_green1: darkMode ? '#27AE60' : '#007D35',
-    deprecated_yellow1: '#E3A507',
-    deprecated_yellow2: '#FF8F00',
-    deprecated_yellow3: '#F3B71E',
-    deprecated_blue1: darkMode ? '#2172E5' : '#0068FC',
-    deprecated_blue2: darkMode ? '#5199FF' : '#0068FC',
-    deprecated_error: darkMode ? '#FD4040' : '#DF1F38',
-    deprecated_success: darkMode ? '#27AE60' : '#007D35',
-    deprecated_warning: '#FF8F00',
-
-    // dont wanna forget these blue yet
-    deprecated_blue4: darkMode ? '#153d6f70' : '#C4D9F8',
-  }
-}
-
-function oldColorsUpdated(darkMode: boolean): Colors {
   return {
     darkMode,
     // base
@@ -256,11 +194,10 @@ function oldColorsUpdated(darkMode: boolean): Colors {
   }
 }
 
-function getTheme(darkMode: boolean, isNewColorsEnabled: boolean): DefaultTheme {
-  const useColors = isNewColorsEnabled ? oldColorsUpdated(darkMode) : oldColors(darkMode)
+function getTheme(darkMode: boolean): DefaultTheme {
   return {
     ...uniswapThemeColors(darkMode),
-    ...useColors,
+    ...oldColors(darkMode),
 
     grids: {
       sm: 8,
@@ -293,12 +230,8 @@ function getTheme(darkMode: boolean, isNewColorsEnabled: boolean): DefaultTheme
 }
 
 export default function ThemeProvider({ children }: { children: React.ReactNode }) {
-  const redesignFlag = useRedesignFlag()
   const darkMode = useIsDarkMode()
-  const themeObject = useMemo(
-    () => getTheme(darkMode, redesignFlag === RedesignVariant.Enabled),
-    [darkMode, redesignFlag]
-  )
+  const themeObject = useMemo(() => getTheme(darkMode), [darkMode])
   return <StyledComponentsThemeProvider theme={themeObject}>{children}</StyledComponentsThemeProvider>
 }