Bug 1347830 - Remove actual list.txt and remaining references. r=flod

MozReview-Commit-ID: 9sU5SDuqCTu

--HG--
extra : rebase_source : b20757bcf1b000632ebe3e7bb2e1aa84ae4d794e

mobile/android/installer/allowed-dupes.mn

@@ -45,7 +45,6 @@ chrome/en-US/locale/en-US/browser/searchplugins/duckduckgo.xml
 chrome/en-US/locale/en-US/browser/searchplugins/google-nocodes.xml
 chrome/en-US/locale/en-US/browser/searchplugins/google.xml
 chrome/en-US/locale/en-US/browser/searchplugins/gulesider-mobile-NO.xml
-chrome/en-US/locale/en-US/browser/searchplugins/list.txt
 chrome/en-US/locale/en-US/browser/searchplugins/qwant.xml
 chrome/en-US/locale/en-US/browser/searchplugins/rediff.xml
 chrome/en-US/locale/en-US/browser/searchplugins/twitter.xml

mobile/locales/Makefile.in

@@ -55,7 +55,7 @@ plugin-file-ts = $(tgt-gendir)/$(subst $(topsrcdir)/,$(NULL),$(plugin_file)).ts
 
 GARBAGE += $(plugin-file-ts)
 # ---------------------------------------------------------------------------
-# plugin-file-ts track searchlist file used ($path/list.txt)
+# plugin-file-ts track searchlist file used ($path/list.json)
 # and time when the file was last modified.
 ###########################################################################
 plugin-file-ts-preqs = \

mobile/locales/en-US/searchplugins/list.txt

@@ -1,8 +0,0 @@
-amazondotcom
-google:hidden
-google-nocodes
-twitter
-wikipedia
-yahoo
-bing
-duckduckgo