Transparent apps support

chrome/browser/ui/extensions/shell_window.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/extensions/shell_window.h"
 
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/extensions/extension_process_manager.h"
 #include "chrome/browser/extensions/extension_system.h"
 #include "chrome/browser/extensions/shell_window_geometry_cache.h"
@@ skipping 57 matching lines @@
   BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
       base::Bind(&ResourceDispatcherHost::BlockRequestsForRoute,
           base::Unretained(ResourceDispatcherHost::Get()),
           rvh->GetProcess()->GetID(), rvh->GetRoutingID()));
 }
 
 }  // namespace
 
 ShellWindow::CreateParams::CreateParams()
   : frame(ShellWindow::CreateParams::FRAME_CHROME),
+    transparent_background(false),
     bounds(INT_MIN, INT_MIN, INT_MIN, INT_MIN),
     restore_position(true), restore_size(true),
     creator_process_id(0), hidden(false) {
 }
 
 ShellWindow::CreateParams::~CreateParams() {
 }
 
 ShellWindow* ShellWindow::Create(Profile* profile,
                                  const extensions::Extension* extension,
@@ skipping 426 matching lines @@
     const extensions::DraggableRegion& region = *iter;
     sk_region->op(
         region.bounds.x(),
         region.bounds.y(),
         region.bounds.right(),
         region.bounds.bottom(),
         region.draggable ? SkRegion::kUnion_Op : SkRegion::kDifference_Op);
   }
   return sk_region;
 }