Add missing constants to NativeThemeGtk

The constants kColorId_HighlightedMenuItem{Fore,Back}groundColor
are needed for the "Managed by google.com" menu entry and for
the "Sync and personalize Chrome across all your devices" promo.

While we're at it, add most of the missing constants.

R=pkasting
BUG=914974

Change-Id: I46dc623d14712d7bb859f13ede8efdd769b9772e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2073014
Commit-Queue: Thomas Anderson <thomasanderson@chromium.org>
Reviewed-by: Peter Kasting <pkasting@chromium.org>
Cr-Commit-Position: refs/heads/master@{#744521}

chrome/browser/ui/gtk/native_theme_gtk.cc

@@ -101,6 +101,8 @@ base::Optional<SkColor> SkColorFromColorId(
 
     // Menu
     case ui::NativeTheme::kColorId_MenuBackgroundColor:
+    case ui::NativeTheme::kColorId_HighlightedMenuItemBackgroundColor:
+    case ui::NativeTheme::kColorId_MenuItemAlertBackgroundColor:
       return GetBgColor("GtkMenu#menu");
     case ui::NativeTheme::kColorId_MenuBorderColor:
       return GetBorderColor("GtkMenu#menu");
@@ -108,6 +110,7 @@ base::Optional<SkColor> SkColorFromColorId(
       return GetBgColor("GtkMenu#menu GtkMenuItem#menuitem:hover");
     case ui::NativeTheme::kColorId_EnabledMenuItemForegroundColor:
     case ui::NativeTheme::kColorId_MenuDropIndicator:
+    case ui::NativeTheme::kColorId_HighlightedMenuItemForegroundColor:
       return GetFgColor("GtkMenu#menu GtkMenuItem#menuitem GtkLabel");
     case ui::NativeTheme::kColorId_SelectedMenuItemForegroundColor:
       return GetFgColor("GtkMenu#menu GtkMenuItem#menuitem:hover GtkLabel");
@@ -222,6 +225,8 @@ base::Optional<SkColor> SkColorFromColorId(
       return GetFgColor("GtkButton#button.text-button:disabled GtkLabel");
     case ui::NativeTheme::kColorId_ButtonPressedShade:
       return SK_ColorTRANSPARENT;
+    case ui::NativeTheme::kColorId_ButtonHoverColor:
+      return GetBgColor("GtkButton#button:hover");
 
     // ProminentButton
     case ui::NativeTheme::kColorId_ProminentButtonColor:
@@ -237,6 +242,16 @@ base::Optional<SkColor> SkColorFromColorId(
       return GetBgColor("GtkButton#button.text-button:disabled");
     case ui::NativeTheme::kColorId_ButtonBorderColor:
       return GetBorderColor("GtkButton#button.text-button");
+    case ui::NativeTheme::kColorId_ProminentButtonHoverColor:
+      return GetBgColor(
+          "GtkTreeView#treeview.view "
+          "GtkTreeView#treeview.view.cell:selected:focus:hover");
+
+    // ToggleButton
+    case ui::NativeTheme::kColorId_ToggleButtonTrackColorOff:
+      return GetBgColor("GtkButton#button.text-button.toggle");
+    case ui::NativeTheme::kColorId_ToggleButtonTrackColorOn:
+      return GetBgColor("GtkButton#button.text-button.toggle:checked");
 
     // TabbedPane
     case ui::NativeTheme::kColorId_TabTitleColorActive:
@@ -353,6 +368,7 @@ base::Optional<SkColor> SkColorFromColorId(
     case ui::NativeTheme::kColorId_NumColors:
       NOTREACHED();
       break;
+
     default:
       break;
   }