views impl: hide top infobar arrow when omnibox popup shows

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 5f9e6c65c65c3b64a8fc7c915fc077db6b5ef8af..a92a50183a60d791ad90fe123b24957512b6b72c 100644
--- a/chrome/browser/ui/views/frame/browser_view.h
+++ b/chrome/browser/ui/views/frame/browser_view.h
@@ -17,6 +17,7 @@
 #include "chrome/browser/infobars/infobar_container.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
+#include "chrome/browser/ui/omnibox/omnibox_popup_model_observer.h"
 #include "chrome/browser/ui/tabs/tab_strip_model_observer.h"
 #include "chrome/browser/ui/views/frame/browser_frame.h"
 #include "chrome/browser/ui/views/frame/immersive_mode_controller.h"
@@ -100,7 +101,8 @@ class BrowserView : public BrowserWindow,
                     public InfoBarContainer::Delegate,
                     public views::SingleSplitViewListener,
                     public gfx::SysColorChangeListener,
-                    public LoadCompleteListener::Delegate {
+                    public LoadCompleteListener::Delegate,
+                    public OmniboxPopupModelObserver {
  public:
   // The browser view's class name.
   static const char kViewClassName[];
@@ -455,6 +457,9 @@ class BrowserView : public BrowserWindow,
   // Overridden from ui::AcceleratorTarget:
   virtual bool AcceleratorPressed(const ui::Accelerator& accelerator) OVERRIDE;
 
+  // OmniboxPopupModelObserver overrides
+  virtual void OnOmniboxPopupShownOrHidden() OVERRIDE;
+
   // Testing interface:
   views::SingleSplitView* GetContentsSplitForTest() { return contents_split_; }
   ContentsContainer* GetContentsContainerForTest() {
@@ -601,7 +606,7 @@ class BrowserView : public BrowserWindow,
   // |contents_container_|.
   void MakeOverlayContentsActiveContents();
 
-  // Return the max top arrow height for infobar.
+  // Returns the max top arrow height for infobar.
   int GetMaxTopInfoBarArrowHeight();
 
   // Last focused view that issued a tab traversal.