Add SetProminent() to MdTextButton to create blue buttons.

chrome/browser/ui/views/tabs/tab.cc

 // Copyright (c) 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.
 
 #include "chrome/browser/ui/views/tabs/tab.h"
 
 #include <stddef.h>
 #include <limits>
 #include <utility>
 
@@ skipping 1528 matching lines @@
                          favicon_draw_bounds.width(),
                          favicon_draw_bounds.height(), favicon_draw_bounds.x(),
                          favicon_draw_bounds.y(), favicon_draw_bounds.width(),
                          favicon_draw_bounds.height(), false);
   }
 
   // Draws the actual pinned tab title changed indicator.
   const int kIndicatorRadius = 3;
   SkPaint indicator_paint;
   indicator_paint.setColor(GetNativeTheme()->GetSystemColor(
-      ui::NativeTheme::kColorId_CallToActionColor));
+      ui::NativeTheme::kColorId_ProminentButtonColor));
   indicator_paint.setAntiAlias(true);
   const int indicator_x = GetMirroredXWithWidthInView(
       favicon_bounds_.right() - kIndicatorRadius, kIndicatorRadius * 2);
   const int indicator_y = favicon_bounds_.bottom() - kIndicatorRadius;
   canvas->DrawCircle(gfx::Point(indicator_x + kIndicatorRadius,
                                 indicator_y + kIndicatorRadius),
                      kIndicatorRadius, indicator_paint);
 }
 
 void Tab::PaintIcon(gfx::Canvas* canvas) {
@@ skipping 195 matching lines @@
 gfx::Rect Tab::GetImmersiveBarRect() const {
   // The main bar is as wide as the normal tab's horizontal top line.
   // This top line of the tab extends a few pixels left and right of the
   // center image due to pixels in the rounded corner images.
   const int kBarPadding = 1;
   int main_bar_left = g_active_images.l_width - kBarPadding;
   int main_bar_right = width() - g_active_images.r_width + kBarPadding;
   return gfx::Rect(
       main_bar_left, 0, main_bar_right - main_bar_left, kImmersiveBarHeight);
 }