Fix theme change paint issue on linux.

chrome/browser/ui/views/frame/browser_view.h

Index: chrome/browser/ui/views/frame/browser_view.h
diff --git a/chrome/browser/ui/views/frame/browser_view.h b/chrome/browser/ui/views/frame/browser_view.h
index bcfdd06af0090b5921ff51fcc517f770ab60b7ad..5bbade4cbebeeddf0070d00247877280ef680458 100644
--- a/chrome/browser/ui/views/frame/browser_view.h
+++ b/chrome/browser/ui/views/frame/browser_view.h
@@ -440,7 +440,6 @@ class BrowserView : public BrowserWindow,
   void ChildPreferredSizeChanged(View* child) override;
   void GetAccessibleNodeData(ui::AXNodeData* node_data) override;
   void OnThemeChanged() override;
-  void OnNativeThemeChanged(const ui::NativeTheme* theme) override;
 
   // Overridden from ui::AcceleratorTarget:
   bool AcceleratorPressed(const ui::Accelerator& accelerator) override;
@@ -478,6 +477,9 @@ class BrowserView : public BrowserWindow,
   views::WebView* GetContentsWebViewForTest() { return contents_web_view_; }
   views::WebView* GetDevToolsWebViewForTest() { return devtools_web_view_; }
 
+  // Called by BrowserFrame during theme changes.
+  void NativeThemeUpdated(const ui::NativeTheme* theme);
+
  private:
   // Do not friend BrowserViewLayout. Use the BrowserViewLayoutDelegate
   // interface to keep these two classes decoupled and testable.