gtk: Hide the status bubble when the mouse nears it.

chrome/browser/browser.h

Index: chrome/browser/browser.h
diff --git a/chrome/browser/browser.h b/chrome/browser/browser.h
index 243b464e70a9a66c6dd20923c960410ebfb24e73..6e65c6ad99f785cf088dd972a998ab6e6da9ef3f 100644
--- a/chrome/browser/browser.h
+++ b/chrome/browser/browser.h
@@ -35,6 +35,9 @@ class Profile;
 class SkBitmap;
 class StatusBubble;
 class TabNavigation;
+namespace gfx {
+class Point;
+}
 
 class Browser : public TabStripModelDelegate,
                 public TabStripModelObserver,
@@ -542,7 +545,8 @@ class Browser : public TabStripModelDelegate,
   virtual void ToolbarSizeChanged(TabContents* source, bool is_animating);
   virtual void URLStarredChanged(TabContents* source, bool starred);
   virtual void UpdateTargetURL(TabContents* source, const GURL& url);
-  virtual void ContentsMouseEvent(TabContents* source, bool motion);
+  virtual void ContentsMouseEvent(
+      TabContents* source, const gfx::Point& location, bool motion);
   virtual void ContentsZoomChange(bool zoom_in);
   virtual void TabContentsFocused(TabContents* tab_content);
   virtual bool TakeFocus(bool reverse);