Broke out layout metric information from ViewsDelegate to LayoutProvider

chrome/browser/ui/views/harmony/layout_delegate.cc

 // Copyright 2016 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/harmony/layout_delegate.h"
 
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "chrome/browser/ui/views/chrome_views_delegate.h"
 #include "chrome/browser/ui/views/harmony/chrome_typography.h"
+#include "chrome/browser/ui/views/harmony/chrome_views_layout_delegate.h"
 #include "chrome/browser/ui/views/harmony/harmony_layout_delegate.h"
 #include "ui/base/material_design/material_design_controller.h"
 #include "ui/views/layout/layout_constants.h"
+#include "ui/views/layout/views_layout_delegate.h"
 
 static base::LazyInstance<LayoutDelegate>::DestructorAtExit layout_delegate_ =
     LAZY_INSTANCE_INITIALIZER;
 
 // static
 LayoutDelegate* LayoutDelegate::Get() {
   return ui::MaterialDesignController::IsSecondaryUiMaterial()
              ? HarmonyLayoutDelegate::Get()
              : layout_delegate_.Pointer();
 }
 
 int LayoutDelegate::GetMetric(Metric metric) const {
   switch (metric) {
     case Metric::BUTTON_HORIZONTAL_PADDING:
-      return ChromeViewsDelegate::GetDefaultDistanceMetric(
+      return ChromeViewsLayoutDelegate::Get()->GetDefaultDistanceMetric(
           views::DistanceMetric::BUTTON_HORIZONTAL_PADDING);
     case Metric::BUTTON_MAX_LINKABLE_WIDTH:
       return 0;  // Buttons never expand during layout (add padding instead).
     case Metric::BUTTON_MINIMUM_WIDTH:
       return views::kMinimumButtonWidth;
     case Metric::DIALOG_BUTTON_MARGIN:
       return views::kButtonHEdgeMarginNew;
     case Metric::DIALOG_BUTTON_MINIMUM_WIDTH:
-      return ChromeViewsDelegate::GetDefaultDistanceMetric(
+      return ChromeViewsLayoutDelegate::Get()->GetDefaultDistanceMetric(
           views::DistanceMetric::DIALOG_BUTTON_MINIMUM_WIDTH);
     case Metric::DIALOG_BUTTON_TOP_SPACING:
       return 0;
     case Metric::DIALOG_CLOSE_BUTTON_MARGIN:
-      return ChromeViewsDelegate::GetDefaultDistanceMetric(
+      return ChromeViewsLayoutDelegate::Get()->GetDefaultDistanceMetric(
           views::DistanceMetric::CLOSE_BUTTON_MARGIN);
     case Metric::PANEL_CONTENT_MARGIN:
       return views::kPanelHorizMargin;
     case Metric::RELATED_BUTTON_HORIZONTAL_SPACING:
-      return ChromeViewsDelegate::GetDefaultDistanceMetric(
+      return ChromeViewsLayoutDelegate::Get()->GetDefaultDistanceMetric(
           views::DistanceMetric::RELATED_BUTTON_HORIZONTAL);
     case Metric::RELATED_CONTROL_HORIZONTAL_SPACING:
-      return ChromeViewsDelegate::GetDefaultDistanceMetric(
+      return ChromeViewsLayoutDelegate::Get()->GetDefaultDistanceMetric(
           views::DistanceMetric::RELATED_CONTROL_HORIZONTAL);
     case Metric::RELATED_CONTROL_VERTICAL_SPACING:
-      return ChromeViewsDelegate::GetDefaultDistanceMetric(
+      return ChromeViewsLayoutDelegate::Get()->GetDefaultDistanceMetric(
           views::DistanceMetric::RELATED_CONTROL_VERTICAL);
     case Metric::RELATED_LABEL_HORIZONTAL_SPACING:
       return views::kItemLabelSpacing;
     case Metric::SUBSECTION_HORIZONTAL_INDENT:
       return views::kCheckboxIndent;
     case Metric::UNRELATED_CONTROL_HORIZONTAL_SPACING:
       return views::kUnrelatedControlHorizontalSpacing;
     case Metric::UNRELATED_CONTROL_HORIZONTAL_SPACING_LARGE:
       return views::kUnrelatedControlLargeHorizontalSpacing;
     case Metric::UNRELATED_CONTROL_VERTICAL_SPACING:
@@ skipping 25 matching lines @@
 int LayoutDelegate::GetDialogPreferredWidth(DialogWidth width) const {
   return 0;
 }
 
 const views::TypographyProvider& LayoutDelegate::GetTypographyProvider() const {
   // This is not a data member because then HarmonyLayoutDelegate would inherit
   // it, even when it provides its own.
   CR_DEFINE_STATIC_LOCAL(LegacyTypographyProvider, legacy_provider, ());
   return legacy_provider;
 }