Revert "[Passwords] Create iOS UI Flag for HTTP FOAS"

This reverts commit 97a9b2cf.

Reason for revert: Flag is in wrong position

Original change's description:
> [Passwords] Create iOS UI Flag for HTTP FOAS
> 
> TBR=vasilii@chromium.org
> 
> Bug: 914765
> Change-Id: Id318bd708fd718ebbec0bcd3fad245155eec5e5e
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1539999
> Reviewed-by: Jan Wilken Dörrie <jdoerrie@chromium.org>
> Commit-Queue: Jan Wilken Dörrie <jdoerrie@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#644446}

TBR=vasilii@chromium.org,jdoerrie@chromium.org

Change-Id: I7f230259d55412af1a2c7617cd0b9738dc7ea59a
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: 914765
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1541180Reviewed-by: Jan Wilken Dörrie <jdoerrie@chromium.org>
Commit-Queue: Jan Wilken Dörrie <jdoerrie@chromium.org>
Cr-Commit-Position: refs/heads/master@{#644759}

ios/chrome/browser/about_flags.mm

@@ -422,10 +422,6 @@ const flags_ui::FeatureEntry kFeatureEntries[] = {
     {"fcm-invalidations", flag_descriptions::kFCMInvalidationsName,
      flag_descriptions::kFCMInvalidationsDescription, flags_ui::kOsIos,
      FEATURE_VALUE_TYPE(invalidation::switches::kFCMInvalidations)},
-    {"fill-on-account-select-http",
-     flag_descriptions::kFillOnAccountSelectHttpName,
-     flag_descriptions::kFillOnAccountSelectHttpDescription, flags_ui::kOsIos,
-     FEATURE_VALUE_TYPE(password_manager::features::kFillOnAccountSelectHttp)},
     {"browser-container-contains-ntp",
      flag_descriptions::kBrowserContainerContainsNTPName,
      flag_descriptions::kBrowserContainerContainsNTPDescription,

ios/chrome/browser/ios_chrome_flag_descriptions.cc

@@ -273,12 +273,6 @@ const char kFCMInvalidationsName[] =
 const char kFCMInvalidationsDescription[] =
     "Use the new FCM-based protocol for deliveling invalidations";
 
-const char kFillOnAccountSelectHttpName[] =
-    "Fill passwords on account selection on HTTP origins";
-const char kFillOnAccountSelectHttpDescription[] =
-    "Filling of passwords when an account is explicitly selected by the user "
-    "rather than autofilling credentials on page load on HTTP origins.";
-
 const char kFullscreenViewportAdjustmentExperimentName[] =
     "Fullscreen Viewport Adjustment Mode";
 const char kFullscreenViewportAdjustmentExperimentDescription[] =

ios/chrome/browser/ios_chrome_flag_descriptions.h

@@ -216,11 +216,6 @@ extern const char kEnableClipboardProviderImageSuggestionsDescription[];
 extern const char kFCMInvalidationsName[];
 extern const char kFCMInvalidationsDescription[];
 
-// Title and description for the flag to enable fill passwords on account select
-// on HTTP origins.
-extern const char kFillOnAccountSelectHttpName[];
-extern const char kFillOnAccountSelectHttpDescription[];
-
 // Title and description for the command line switch used to determine the
 // active fullscreen viewport adjustment mode.
 extern const char kFullscreenViewportAdjustmentExperimentName[];