Use native theme colors for textfields; etc.

chrome/browser/ui/views/omnibox/omnibox_view_views.cc

Index: chrome/browser/ui/views/omnibox/omnibox_view_views.cc
diff --git a/chrome/browser/ui/views/omnibox/omnibox_view_views.cc b/chrome/browser/ui/views/omnibox/omnibox_view_views.cc
index 94a93c12ce9687e8fb8519dc54b6f1b606317b60..f285666ba8230e8e63265db68975bcf3c4b71ae5 100644
--- a/chrome/browser/ui/views/omnibox/omnibox_view_views.cc
+++ b/chrome/browser/ui/views/omnibox/omnibox_view_views.cc
@@ -194,12 +194,6 @@ class OmniboxViewViews::AutocompleteTextfield : public views::Textfield {
     omnibox_view_->HandleMouseReleaseEvent(event);
   }
 
- protected:
-  // views::View implementation.
-  virtual void PaintChildren(gfx::Canvas* canvas) {
-    views::Textfield::PaintChildren(canvas);
-  }
-
  private:
   OmniboxViewViews* omnibox_view_;
   LocationBarView* location_bar_view_;
@@ -248,9 +242,6 @@ void OmniboxViewViews::Init() {
   textfield_ = new AutocompleteTextfield(this, location_bar_view_);
   textfield_->SetController(this);
   textfield_->SetTextInputType(ui::TEXT_INPUT_TYPE_URL);
-  textfield_->SetBackgroundColor(location_bar_view_->GetColor(
-      ToolbarModel::NONE, LocationBarView::BACKGROUND));
-
   if (popup_window_mode_)
     textfield_->SetReadOnly(true);