content: Move constrained window code from TabContents to TabContentsWrapper

chrome/browser/ui/tab_contents/tab_contents_wrapper_delegate.h

Index: chrome/browser/ui/tab_contents/tab_contents_wrapper_delegate.h
diff --git a/chrome/browser/ui/tab_contents/tab_contents_wrapper_delegate.h b/chrome/browser/ui/tab_contents/tab_contents_wrapper_delegate.h
index 3862f55b655292536d153fb3b5a9d5516f14d890..3f5b29989dd16f29c0f0806e53c0717cf1030895 100644
--- a/chrome/browser/ui/tab_contents/tab_contents_wrapper_delegate.h
+++ b/chrome/browser/ui/tab_contents/tab_contents_wrapper_delegate.h
@@ -26,6 +26,18 @@ class TabContentsWrapperDelegate {
   virtual void SwapTabContents(TabContentsWrapper* old_tc,
                                TabContentsWrapper* new_tc) = 0;
 
+  // Invoked prior to the TabContentsWrapper showing a constrained window.
+  virtual void WillShowConstrainedWindow(TabContentsWrapper* source);
+
+  // Returns true if constrained windows should be focused. Default is true.
+  virtual bool ShouldFocusConstrainedWindow();
+
+  // Changes the blocked state of |wrapper|. TabContents are considered blocked
+  // while displaying a tab modal dialog. During that time renderer host will
+  // ignore any UI interaction within TabContent outside of the currently
+  // displaying dialog.
+  virtual void SetTabContentBlocked(TabContentsWrapper* wrapper, bool blocked);

[Avi (use Gerrit), 2011/09/28 00:16:50]

Are these for the constrained window stuff? (Looks like it!) Then make a
ConstrainedWindowTabHelperDelegate. Tab helpers get their own delegates; don't
make them all share one big messy file.

+
  protected:
   virtual ~TabContentsWrapperDelegate();
 };