[cros] Use WideButton for all screens, increase textfield vmargin on login screen.

chrome/browser/chromeos/login/helper.cc

 // 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 "chrome/browser/chromeos/login/helper.h"
 
 #include "app/resource_bundle.h"
 #include "chrome/browser/google/google_util.h"
 #include "gfx/canvas_skia.h"
 #include "googleurl/src/gurl.h"
 #include "grit/theme_resources.h"
 #include "third_party/skia/include/effects/SkGradientShader.h"
+#include "views/controls/button/menu_button.h"
 #include "views/controls/button/native_button.h"
 #include "views/controls/label.h"
 #include "views/controls/textfield/textfield.h"
 #include "views/controls/throbber.h"
 #include "views/painter.h"
 #include "views/screen.h"
 
 namespace chromeos {
 
 namespace {
@@ skipping 72 matching lines @@
   }
 
   return bounds;
 }
 
 void CorrectLabelFontSize(views::Label* label) {
   if (label)
     label->SetFont(label->font().DeriveFont(kFontSizeCorrectionDelta));
 }
 
+void CorrectMenuButtonFontSize(views::MenuButton* button) {
+  if (button)
+    button->SetFont(button->font().DeriveFont(kFontSizeCorrectionDelta));
+}
+
 void CorrectNativeButtonFontSize(views::NativeButton* button) {
   if (button)
     button->set_font(button->font().DeriveFont(kFontSizeCorrectionDelta));
 }
 
 void CorrectTextfieldFontSize(views::Textfield* textfield) {
   if (textfield)
     textfield->SetFont(textfield->font().DeriveFont(kFontSizeCorrectionDelta));
 }
 
 GURL GetAccountRecoveryHelpUrl() {
   return google_util::AppendGoogleLocaleParam(GURL(kAccountRecoveryHelpUrl));
 }
 
 namespace login {
 
 // Minimal width for the button.
 const int kButtonMinWidth = 90;
 
 gfx::Size WideButton::GetPreferredSize() {
   gfx::Size preferred_size = NativeButton::GetPreferredSize();
+  // Set minimal width.
   if (preferred_size.width() < kButtonMinWidth)
     preferred_size.set_width(kButtonMinWidth);
   return preferred_size;
 }
 
 }  // namespace login
 
 }  // namespace chromeos