Native Themes: Add table header colors

chrome/browser/ui/libgtkui/native_theme_gtk2.cc

Index: chrome/browser/ui/libgtkui/native_theme_gtk2.cc
diff --git a/chrome/browser/ui/libgtkui/native_theme_gtk2.cc b/chrome/browser/ui/libgtkui/native_theme_gtk2.cc
index edf6ef9dbb28ac377b59e6d9ec709131ee2f2e4c..b643a5cf1ad977372ec25dd9858ef802e35655fa 100644
--- a/chrome/browser/ui/libgtkui/native_theme_gtk2.cc
+++ b/chrome/browser/ui/libgtkui/native_theme_gtk2.cc
@@ -268,6 +268,14 @@ SkColor NativeThemeGtk2::GetSystemColor(ColorId color_id) const {
     case kColorId_TableGroupingIndicatorColor:
       return GetTextAAColor(GetTree(), NORMAL);
 
+    // Table Headers
+    case kColorId_TableHeaderText:
+      return GetTextColor(GetTree(), NORMAL);
+    case kColorId_TableHeaderBackground:
+      return GetBgColor(GetWindow(), NORMAL);

[Evan Stade, 2017/01/20 01:46:02]

why is this not GetTree?

[Tom (Use chromium acct), 2017/01/20 19:10:38]

The window color is usually slightly darker than the tree color, which would
give a contrast to the header.

But on second thought the tree color is probably the way to go just in case the
theme chooses to use dark trees and light windows.

Done.

+    case kColorId_TableHeaderSeparator:
+      return GetFgColor(GetSeparator(), INSENSITIVE);
+
     // Results Table
     case kColorId_ResultsTableNormalBackground:
       return GetSystemColor(kColorId_TextfieldDefaultBackground);