Prevent a window from being put into fullscreen upon startup on desktop Linux

ui/views/widget/desktop_aura/desktop_window_tree_host_x11.h

Index: ui/views/widget/desktop_aura/desktop_window_tree_host_x11.h
diff --git a/ui/views/widget/desktop_aura/desktop_window_tree_host_x11.h b/ui/views/widget/desktop_aura/desktop_window_tree_host_x11.h
index c16ef57c964e32a57cc299d0beafc3725734754f..810cf35366df101765cd0bae3b7e200cb63b61cb 100644
--- a/ui/views/widget/desktop_aura/desktop_window_tree_host_x11.h
+++ b/ui/views/widget/desktop_aura/desktop_window_tree_host_x11.h
@@ -101,7 +101,7 @@ class VIEWS_EXPORT DesktopWindowTreeHostX11
   virtual void ShowMaximizedWithBounds(
       const gfx::Rect& restored_bounds) OVERRIDE;
   virtual bool IsVisible() const OVERRIDE;
-  virtual void SetSize(const gfx::Size& size) OVERRIDE;
+  virtual void SetSize(const gfx::Size& requested_size) OVERRIDE;
   virtual void StackAtTop() OVERRIDE;
   virtual void CenterWindow(const gfx::Size& size) OVERRIDE;
   virtual void GetWindowPlacement(
@@ -154,7 +154,7 @@ class VIEWS_EXPORT DesktopWindowTreeHostX11
   virtual void Show() OVERRIDE;
   virtual void Hide() OVERRIDE;
   virtual gfx::Rect GetBounds() const OVERRIDE;
-  virtual void SetBounds(const gfx::Rect& bounds) OVERRIDE;
+  virtual void SetBounds(const gfx::Rect& requested_bounds) OVERRIDE;
   virtual gfx::Point GetLocationOnNativeScreen() const OVERRIDE;
   virtual void SetCapture() OVERRIDE;
   virtual void ReleaseCapture() OVERRIDE;
@@ -175,6 +175,11 @@ class VIEWS_EXPORT DesktopWindowTreeHostX11
   // along with all aura client objects that direct behavior.
   aura::WindowEventDispatcher* InitDispatcher(const Widget::InitParams& params);
 
+  // Adjusts |requested_size| to avoid the WM "feature" where setting the
+  // window size to the monitor size causes the WM to set the EWMH for
+  // fullscreen.
+  gfx::Size AdjustSize(const gfx::Size& requested_size);
+
   // Called when |xwindow_|'s _NET_WM_STATE property is updated.
   void OnWMStateUpdated();