For some vector icons, get the size from the vector definition.

chrome/browser/ui/views/find_bar_view.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/find_bar_view.h"
 
 #include <algorithm>
 
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
@@ skipping 538 matching lines @@
 
   for (size_t i = 0; i < arraysize(button_images); ++i) {
     views::ImageButton* button = button_images[i].button;
     button->SetBorder(views::Border::CreateEmptyBorder(
         kButtonExtraTouchSize, kButtonExtraTouchSize, kButtonExtraTouchSize,
         kButtonExtraTouchSize));
     button->SetImageAlignment(views::ImageButton::ALIGN_CENTER,
                               views::ImageButton::ALIGN_MIDDLE);
 
     gfx::ImageSkia image =
-        gfx::CreateVectorIcon(button_images[i].id, 16, gfx::kChromeIconGrey);
+        gfx::CreatePrimaryVectorIcon(button_images[i].id, gfx::kChromeIconGrey);
     button->SetImage(views::CustomButton::STATE_NORMAL, &image);
-    image = gfx::CreateVectorIcon(button_images[i].id, 16,
-                                  SkColorSetA(gfx::kChromeIconGrey, 0xff / 2));
+    image = gfx::CreatePrimaryVectorIcon(
+        button_images[i].id, SkColorSetA(gfx::kChromeIconGrey, 0xff / 2));
     button->SetImage(views::CustomButton::STATE_DISABLED, &image);
   }
 
   views::BoxLayout* manager =
       new views::BoxLayout(views::BoxLayout::kHorizontal, kInteriorPadding,
                            kInteriorPadding, kInterChildSpacing);
   SetLayoutManager(manager);
   manager->SetFlexForView(find_text_, 1);
 }
 
@@ skipping 81 matching lines @@
 void FindBarView::OnNativeThemeChanged(const ui::NativeTheme* theme) {
   if (!ui::MaterialDesignController::IsModeMaterial())
     return;
 
   SkColor color =
       theme->GetSystemColor(ui::NativeTheme::kColorId_DialogBackground);
   set_background(views::Background::CreateSolidBackground(color));
   match_count_text_->SetBackgroundColor(color);
   match_count_text_->SetEnabledColor(kMatchTextColorMD);
 }