Clean up NativeTheme (particularly CommonTheme).

chrome/browser/ui/cocoa/profiles/profile_chooser_controller.mm

Index: chrome/browser/ui/cocoa/profiles/profile_chooser_controller.mm
diff --git a/chrome/browser/ui/cocoa/profiles/profile_chooser_controller.mm b/chrome/browser/ui/cocoa/profiles/profile_chooser_controller.mm
index da5705bea2c72f57d69f622dcd13ebe942eee94a..59a1fee2ac3066227661e6ada74bf2bcad1b542f 100644
--- a/chrome/browser/ui/cocoa/profiles/profile_chooser_controller.mm
+++ b/chrome/browser/ui/cocoa/profiles/profile_chooser_controller.mm
@@ -848,10 +848,8 @@ class ActiveProfileObserverBridge : public AvatarMenuObserver,
     backgroundColor:(NSColor*)backgroundColor {
   if ((self = [super initWithFrame:frameRect])) {
     backgroundColor_.reset([backgroundColor retain]);
-    // Use a color from Aura, since this button is not trying to look like a
-    // native control.
-    SkColor hoverColor = ui::GetAuraColor(
-        ui::NativeTheme::kColorId_ButtonHoverBackgroundColor, nullptr);
+    // TODO(estade): share this with the Views version of this code.
+    SkColor hoverColor = SkColorSetRGB(0xEA, 0xEA, 0xEA);
     hoverColor_.reset([skia::SkColorToSRGBNSColor(hoverColor) retain]);
 
     [self setBordered:NO];