Update ConstrainedWindowViews appearance according to mock

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

Index: chrome/browser/ui/views/frame/browser_view_layout.h
diff --git a/chrome/browser/ui/views/frame/browser_view_layout.h b/chrome/browser/ui/views/frame/browser_view_layout.h
index 94fff855c0c95df1d346601c9e7bee96c9d99532..81a8c8e75a20e6aad56b1ad0d1862f449f14f9a4 100644
--- a/chrome/browser/ui/views/frame/browser_view_layout.h
+++ b/chrome/browser/ui/views/frame/browser_view_layout.h
@@ -34,6 +34,8 @@ class BrowserViewLayout : public views::LayoutManager {
   BrowserViewLayout();
   virtual ~BrowserViewLayout();
 
+  int GetConstrainedWindowTopY();
+
   // Returns the minimum size of the browser view.
   virtual gfx::Size GetMinimumSize();
 
@@ -116,6 +118,10 @@ class BrowserViewLayout : public views::LayoutManager {
   // The distance the FindBar is from the top of the window, in pixels.
   int find_bar_y_;
 
+  // The distance the constrained window is from the top of the window,
+  // in pixels.
+  int constrained_window_top_y;
+
   DISALLOW_COPY_AND_ASSIGN(BrowserViewLayout);
 };