Revert of [Mac][Material Design] Bring Omnibox stroke and MD colors up to spec.

chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.mm

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import "chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #import "base/mac/mac_util.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 556 matching lines @@
   int icon_size = kDefaultIconSize;
   if (ShouldShowEVBubble()) {
     vector_icon_id = gfx::VectorIconId::LOCATION_BAR_HTTPS_VALID_IN_CHIP;
     vector_icon_color = gfx::kGoogleGreen700;
     icon_size = kMaterialSmallIconSize;
   } else {
     vector_icon_id = omnibox_view_->GetVectorIcon(in_dark_mode);
     if (in_dark_mode) {
       vector_icon_color = SK_ColorWHITE;
     } else {
-      security_state::SecurityStateModel::SecurityLevel security_level =
-          GetToolbarModel()->GetSecurityLevel(false);
-      if (security_level == security_state::SecurityStateModel::NONE) {
-        vector_icon_color = OmniboxViewMac::BaseTextColorSkia(in_dark_mode);
-      } else {
-        NSColor* sRGBColor =
-            OmniboxViewMac::GetSecureTextColor(security_level, in_dark_mode);
-        NSColor* deviceColor =
-            [sRGBColor colorUsingColorSpace:[NSColorSpace deviceRGBColorSpace]];
-        vector_icon_color = skia::NSDeviceColorToSkColor(deviceColor);
-      }
+      vector_icon_color = OmniboxViewMac::BaseTextColorSkia(in_dark_mode);
     }
   }
 
   DCHECK(vector_icon_id != gfx::VectorIconId::VECTOR_ICON_NONE);
   NSImage* image = NSImageFromImageSkiaWithColorSpace(
       gfx::CreateVectorIcon(vector_icon_id, icon_size, vector_icon_color),
       base::mac::GetSRGBColorSpace());
 
   location_icon_decoration_->SetImage(image);
   ev_bubble_decoration_->SetImage(image);
@@ skipping 219 matching lines @@
 
   return zoom_decoration_->UpdateIfNecessary(
       ui_zoom::ZoomController::FromWebContents(web_contents),
       default_zoom_changed, IsLocationBarDark());
 }
 
 void LocationBarViewMac::OnDefaultZoomLevelChanged() {
   if (UpdateZoomDecoration(/*default_zoom_changed=*/true))
     OnDecorationsChanged();
 }