Remove the AutoFill enable/disable radio from the Options dialog to the AutoFill dialog

chrome/browser/cocoa/preferences_window_controller.mm

Index: chrome/browser/cocoa/preferences_window_controller.mm
diff --git a/chrome/browser/cocoa/preferences_window_controller.mm b/chrome/browser/cocoa/preferences_window_controller.mm
index 3bc8ef621a255cb4a4cbcbc3c5e3dbd538fe3ecd..e0a647045dd9ac5a97fd6d680d1b9c5a38c9d5f3 100644
--- a/chrome/browser/cocoa/preferences_window_controller.mm
+++ b/chrome/browser/cocoa/preferences_window_controller.mm
@@ -345,7 +345,6 @@ CGFloat AutoSizeUnderTheHoodContent(NSView* view,
 - (void)setRestoreOnStartupIndex:(NSInteger)type;
 - (void)setShowHomeButton:(BOOL)value;
 - (void)setPasswordManagerEnabledIndex:(NSInteger)value;
-- (void)setFormAutofillEnabledIndex:(NSInteger)value;
 - (void)setIsUsingDefaultTheme:(BOOL)value;
 - (void)setShowAlternateErrorPages:(BOOL)value;
 - (void)setUseSuggest:(BOOL)value;
@@ -789,7 +788,6 @@ class ManagedPrefsBannerState : public ManagedPrefsBannerBase {
   // Personal Stuff panel
   askSavePasswords_.Init(prefs::kPasswordManagerEnabled,
                          prefs_, observer_.get());
-  formAutofill_.Init(prefs::kAutoFillEnabled, prefs_, observer_.get());
   currentTheme_.Init(prefs::kCurrentThemeID, prefs_, observer_.get());
 
   // Under the hood panel
@@ -1234,10 +1232,6 @@ const int kDisabledIndex = 1;
     [self setPasswordManagerEnabledIndex:askSavePasswords_.GetValue() ?
         kEnabledIndex : kDisabledIndex];
   }
-  if (*prefName == prefs::kAutoFillEnabled) {
-    [self setFormAutofillEnabledIndex:formAutofill_.GetValue() ?
-        kEnabledIndex : kDisabledIndex];
-  }
   if (*prefName == prefs::kCurrentThemeID) {
     [self setIsUsingDefaultTheme:currentTheme_.GetValue().length() == 0];
   }
@@ -1357,18 +1351,6 @@ const int kDisabledIndex = 1;
   return askSavePasswords_.GetValue() ? kEnabledIndex : kDisabledIndex;
 }
 
-- (void)setFormAutofillEnabledIndex:(NSInteger)value {
-  if (value == kEnabledIndex)
-    [self recordUserAction:UserMetricsAction("Options_FormAutofill_Enable")];
-  else
-    [self recordUserAction:UserMetricsAction("Options_FormAutofill_Disable")];
-  formAutofill_.SetValue(value == kEnabledIndex ? true : false);
-}
-
-- (NSInteger)formAutofillEnabledIndex {
-  return formAutofill_.GetValue() ? kEnabledIndex : kDisabledIndex;
-}
-
 - (void)setIsUsingDefaultTheme:(BOOL)value {
   if (value)
     [self recordUserAction:UserMetricsAction(