Cleanup popup related browser navigation code.

chrome/browser/ui/browser_window.h

Index: chrome/browser/ui/browser_window.h
diff --git a/chrome/browser/ui/browser_window.h b/chrome/browser/ui/browser_window.h
index 2802afba79a8711333c1045f194f4cb1ac06eeec..53cca76daa96a21c92a84fb7869c2369f94ac3eb 100644
--- a/chrome/browser/ui/browser_window.h
+++ b/chrome/browser/ui/browser_window.h
@@ -37,6 +37,10 @@ namespace views {
 class Window;
 }
 
+namespace browser {
+struct NavigateParams;
+}
+
 class Extension;
 
 ////////////////////////////////////////////////////////////////////////////////
@@ -326,6 +330,10 @@ class BrowserWindow {
   // placed at.
   virtual gfx::Rect GetInstantBounds() = 0;
 
+  // Adjust navigation params if necessary for the type of browser window,
+  // e.g. change large panels into tabs for ChromeOS.
+  virtual void AdjustNavigateParams(browser::NavigateParams* params) = 0;
+
 #if defined(OS_CHROMEOS)
   // Shows the keyboard overlay dialog box.
   virtual void ShowKeyboardOverlay(gfx::NativeWindow owning_window) = 0;