Linux Aura: Hide title bar when browser windows are maximized on Unity.

chrome/browser/ui/views/frame/opaque_browser_frame_view.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/views/frame/opaque_browser_frame_view.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/compiler_specific.h"
@@ skipping 410 matching lines @@
       NOTREACHED() << "Got a notification we didn't register for!";
       break;
   }
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 // OpaqueBrowserFrameView, OpaqueBrowserFrameViewLayoutDelegate implementation:
 
 bool OpaqueBrowserFrameView::ShouldShowWindowIcon() const {
   views::WidgetDelegate* delegate = frame()->widget_delegate();
+  // ShouldShowTitleBar defaults to true.
+  if (platform_observer_ && !platform_observer_->ShouldShowTitleBar())
+    return false;
   return delegate && delegate->ShouldShowWindowIcon();
 }
 
 bool OpaqueBrowserFrameView::ShouldShowWindowTitle() const {
   // |delegate| may be NULL if called from callback of InputMethodChanged while
   // a window is being destroyed.
   // See more discussion at http://crosbug.com/8958
   views::WidgetDelegate* delegate = frame()->widget_delegate();
+  // ShouldShowTitleBar defaults to true.
+  if (platform_observer_ && !platform_observer_->ShouldShowTitleBar())
+    return false;
   return delegate && delegate->ShouldShowWindowTitle();
 }
 
 base::string16 OpaqueBrowserFrameView::GetWindowTitle() const {
   return frame()->widget_delegate()->GetWindowTitle();
 }
 
 int OpaqueBrowserFrameView::GetIconSize() const {
 #if defined(OS_WIN)
   // This metric scales up if either the titlebar height or the titlebar font
@@ skipping 445 matching lines @@
 
 int OpaqueBrowserFrameView::GetTopAreaHeight() const {
   gfx::ImageSkia* frame_image = GetFrameImage();
   int top_area_height = frame_image->height();
   if (browser_view()->IsTabStripVisible()) {
     top_area_height = std::max(top_area_height,
       GetBoundsForTabStrip(browser_view()->tabstrip()).bottom());
   }
   return top_area_height;
 }