diff --git a/browser/locales/en-US/chrome/browser/preferences/fonts.dtd b/browser/locales/en-US/chrome/browser/preferences/fonts.dtd
index 2746f590f983..1c021aa39ba7 100644
--- a/browser/locales/en-US/chrome/browser/preferences/fonts.dtd
+++ b/browser/locales/en-US/chrome/browser/preferences/fonts.dtd
@@ -19,13 +19,6 @@
 <!ENTITY  sans-serif.accesskey                    "n">
 <!ENTITY  monospace.label                         "Monospace:">
 <!ENTITY  monospace.accesskey                     "M">
-<!-- LOCALIZATION NOTE (fantasy.label): 'Fantasy' means 'Ornate' -->
-<!ENTITY  fantasy.label                           "Fantasy:">
-<!ENTITY  fantasy.accesskey                       "F">
-<!ENTITY  cursive.label                           "Cursive:">
-<!ENTITY  cursive.accesskey                       "C">
-
-<!ENTITY  fontsize.units                          "pixels">
 
 <!ENTITY  font.langGroup.latin1                   "Western">
 <!ENTITY  font.langGroup.latin2                   "Central European">
diff --git a/browser/locales/en-US/chrome/browser/preferences/permissions.dtd b/browser/locales/en-US/chrome/browser/preferences/permissions.dtd
index 090cb02d07c8..c722513d61e8 100644
--- a/browser/locales/en-US/chrome/browser/preferences/permissions.dtd
+++ b/browser/locales/en-US/chrome/browser/preferences/permissions.dtd
@@ -3,7 +3,6 @@
 
 <!ENTITY treehead.sitename.label      "Site">
 <!ENTITY treehead.status.label        "Status">
-<!ENTITY addpermission.label          "New Site">
 <!ENTITY removepermission.label       "Remove Site">
 <!ENTITY removepermission.accesskey   "R">
 <!ENTITY removeallpermissions.label   "Remove All Sites">
diff --git a/browser/locales/en-US/chrome/browser/preferences/preferences.properties b/browser/locales/en-US/chrome/browser/preferences/preferences.properties
index 9887178c9028..cc020339e491 100644
--- a/browser/locales/en-US/chrome/browser/preferences/preferences.properties
+++ b/browser/locales/en-US/chrome/browser/preferences/preferences.properties
@@ -1,19 +1,3 @@
-#### Main
-
-blankpage=(blank page)
-# LOCALIZATION NOTE: bookmarkjoiner is used to separate bookmark names when
-#                    multiple bookmarks have been chosen as a home page and
-#                    their names must be displayed.  (Note that there is a
-#                    trailing space in the value defined below.)
-bookmarkjoiner=, 
-choosehomepage=Choose Home Page
-choosebookmark=%brand% can set your home page to a site you have already added to your Bookmarks. Select a Bookmark below and click OK.
-choosefile=Choose a file
-
-#### Content
-
-addReader=Add New Reader...
-
 #### Security
 
 # LOCALIZATION NOTE: phishBefore uses %S to represent the name of the provider
@@ -21,11 +5,6 @@ addReader=Add New Reader...
 #                    check-every-page-as-I-load-it phishing protection).
 phishBeforeText=Selecting this option will send the address of web pages you are viewing to %S. To continue, please review and accept the following terms of service.
 
-setMasterPassword=Set Master Password...
-setMasterPassword_accesskey=M
-changeMasterPassword=Change Master Password...
-changeMasterPassword_accesskey=M
-
 #### Fonts
 
 labelDefaultFont=Default (%S)
@@ -45,17 +24,8 @@ invalidURITitle=Invalid Hostname Entered
 
 #### Master Password
 
-password_not_set=(not set)
-failed_pw_change=Unable to change Master Password.
-incorrect_pw=You did not enter the correct current Master Password. Please try again.
-pw_change_ok=Master Password successfully changed.
-pw_erased_ok=You have deleted your Master Password. 
-pw_not_wanted=Warning! You have decided not to use a Master Password.
-pw_empty_warning=Your stored web and email passwords, form data, and private keys will not be protected.
 pw_change2empty_in_fips_mode=You are currently in FIPS mode. FIPS requires a non-empty Master Password.
-pw_change_success_title=Password Change Succeeded
 pw_change_failed_title=Password Change Failed
-pw_remove_button=Remove
 
 #### Fonts
 
@@ -67,9 +37,6 @@ languageRegionCodeFormat=%1$S/%2$S  [%3$S]
 #   %1$S = language name, %2$S = language-region code
 languageCodeFormat=%1$S  [%2$S]
 
-# LOCALIZATION NOTE: dpi stands for 'dots per inch'
-fontScalingResolutionFormat=%S dpi
-
 #### Downloads
 
 desktopFolderName=Desktop