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

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

 // Copyright (c) 2010 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.
 
 #include <cmath>
 
 #import "chrome/browser/ui/cocoa/location_bar/bubble_decoration.h"
 
 #include "base/logging.h"
 #include "base/mac/foundation_util.h"
@@ skipping 82 matching lines @@
     imageRect.size = imageSize;
     [image_ drawInRect:imageRect
               fromRect:NSZeroRect  // Entire image
              operation:NSCompositeSourceOver
               fraction:1.0
         respectFlipped:YES
                  hints:nil];
     textOffset = NSMaxX(imageRect) + kIconLabelPadding;
   }
 
-  // Draw the divider and set the text color.
-  if (ui::MaterialDesignController::IsModeMaterial()) {
-    NSBezierPath* line = [NSBezierPath bezierPath];
-    [line setLineWidth:1];
-    [line moveToPoint:NSMakePoint(NSMaxX(decoration_frame) - DividerPadding(),
-                                  NSMinY(decoration_frame))];
-    [line lineToPoint:NSMakePoint(NSMaxX(decoration_frame) - DividerPadding(),
-                                  NSMaxY(decoration_frame))];
-
-    bool in_dark_mode = [[control_view window] inIncognitoModeWithSystemTheme];
-    [GetDividerColor(in_dark_mode) set];
-    [line stroke];
-
-    NSColor* text_color =
-        in_dark_mode
-            ? skia::SkColorToSRGBNSColor(kMaterialDarkModeTextColor)
-            : GetBackgroundBorderColor();
-    SetTextColor(text_color);
-  }
-
   if (label_) {
     NSRect textRect = frame;
     textRect.origin.x = textOffset;
     textRect.origin.y += baseline_offset_;
     textRect.size.width = NSMaxX(decoration_frame) - NSMinX(textRect);
     DrawLabel(label_, attributes_, textRect);
   }
 }
 
 void BubbleDecoration::DrawWithBackgroundInFrame(NSRect background_frame,
@@ skipping 48 matching lines @@
   [attributes_ setObject:text_color forKey:NSForegroundColorAttributeName];
 }
 
 void BubbleDecoration::SetFont(NSFont* font) {
   [attributes_ setObject:font forKey:NSFontAttributeName];
 }
 
 void BubbleDecoration::SetBaselineOffset(CGFloat offset) {
   baseline_offset_ = offset;
 }