[Autofill] Removed obsolete feature AutofillShowAllSuggestionsOnPrefilledForms.

The feature is not referenced in the code.

Bug: 1007974
Change-Id: Iadd81ab6d92f9b459ab9249d1d8cbbfec4327f6d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2409699
Commit-Queue: Christoph Schwering <schwering@google.com>
Reviewed-by: Matthias Körber <koerber@google.com>
Cr-Commit-Position: refs/heads/master@{#809762}

components/autofill/core/common/autofill_features.cc

@@ -252,12 +252,6 @@ const base::Feature kAutofillSectionUponRedundantNameInfo{
 const base::Feature kAutofillServerCommunication{
     "AutofillServerCommunication", base::FEATURE_ENABLED_BY_DEFAULT};
 
-// Controls whether autofill suggestions are filtered by field values previously
-// filled by website.
-const base::Feature kAutofillShowAllSuggestionsOnPrefilledForms{
-    "AutofillShowAllSuggestionsOnPrefilledForms",
-    base::FEATURE_DISABLED_BY_DEFAULT};
-
 // Controls whether we show warnings in the Dev console for misused autocomplete
 // types.
 const base::Feature kAutofillShowAutocompleteConsoleWarnings{

components/autofill/core/common/autofill_features.h

@@ -65,7 +65,6 @@ extern const base::Feature kAutofillRichMetadataQueries;
 extern const base::Feature kAutofillSaveAndFillVPA;
 extern const base::Feature kAutofillSectionUponRedundantNameInfo;
 extern const base::Feature kAutofillServerCommunication;
-extern const base::Feature kAutofillShowAllSuggestionsOnPrefilledForms;
 extern const base::Feature kAutofillShowAutocompleteConsoleWarnings;
 extern const base::Feature kAutofillShowTypePredictions;
 extern const base::Feature kAutofillSkipComparingInferredLabels;

ios/chrome/browser/flags/about_flags.mm

@@ -317,12 +317,6 @@ const flags_ui::FeatureEntry kFeatureEntries[] = {
      flag_descriptions::kAutofillIOSDelayBetweenFieldsName,
      flag_descriptions::kAutofillIOSDelayBetweenFieldsDescription,
      flags_ui::kOsIos, MULTI_VALUE_TYPE(kAutofillIOSDelayBetweenFieldsChoices)},
-    {"autofill-show-all-profiles-on-prefilled-forms",
-     flag_descriptions::kAutofillShowAllSuggestionsOnPrefilledFormsName,
-     flag_descriptions::kAutofillShowAllSuggestionsOnPrefilledFormsDescription,
-     flags_ui::kOsIos,
-     FEATURE_VALUE_TYPE(
-         autofill::features::kAutofillShowAllSuggestionsOnPrefilledForms)},
     {"autofill-restrict-formless-form-extraction",
      flag_descriptions::kAutofillRestrictUnownedFieldsToFormlessCheckoutName,
      flag_descriptions::

ios/chrome/browser/flags/ios_chrome_flag_descriptions.cc

@@ -103,12 +103,6 @@ const char kAutofillSaveCardInfobarEditSupportDescription[] =
     "When enabled and saving a credit card to Google Payments, a dialog is "
     "displayed that allows editing the card info before confirming save.";
 
-const char kAutofillShowAllSuggestionsOnPrefilledFormsName[] =
-    "Enable showing all suggestions when focusing prefilled field";
-const char kAutofillShowAllSuggestionsOnPrefilledFormsDescription[] =
-    "When enabled: show all suggestions when the focused field value has not "
-    "been entered by the user. When disabled: use the field value as a filter.";
-
 const char kAutofillRestrictUnownedFieldsToFormlessCheckoutName[] =
     "Restrict formless form extraction";
 const char kAutofillRestrictUnownedFieldsToFormlessCheckoutDescription[] =

ios/chrome/browser/flags/ios_chrome_flag_descriptions.h

@@ -76,11 +76,6 @@ extern const char kAutofillSaveCardDismissOnNavigationDescription[];
 extern const char kAutofillSaveCardInfobarEditSupportName[];
 extern const char kAutofillSaveCardInfobarEditSupportDescription[];
 
-// Title and description for the flag to control if prefilled value filter
-// profiles.
-extern const char kAutofillShowAllSuggestionsOnPrefilledFormsName[];
-extern const char kAutofillShowAllSuggestionsOnPrefilledFormsDescription[];
-
 // Title and description for the flag to restrict extraction of formless forms
 // to checkout flows.
 extern const char kAutofillRestrictUnownedFieldsToFormlessCheckoutName[];