Switch Linux Auru ports over to POSIX SHM instead of legacy SYSV SHM.

content/renderer/pepper/pepper_platform_image_2d_impl.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 "content/renderer/pepper/pepper_platform_image_2d_impl.h"
 
 #include "build/build_config.h"
 #include "content/common/view_messages.h"
 #include "content/renderer/render_thread_impl.h"
 #include "ui/surface/transport_dib.h"
 
 namespace content {
 
 PepperPlatformImage2DImpl::PepperPlatformImage2DImpl(int width,
                                                      int height,
                                                      TransportDIB* dib)
     : width_(width),
       height_(height),
       dib_(dib) {
 }
 
-// On Mac, we have to tell the browser to free the transport DIB.
+// On POSIX, we have to tell the browser to free the transport DIB.
 PepperPlatformImage2DImpl::~PepperPlatformImage2DImpl() {
-#if defined(OS_MACOSX)
+#if defined(OS_POSIX) && !defined(TOOLKIT_GTK) && !defined(OS_ANDROID)
   if (dib_.get()) {
     RenderThreadImpl::current()->Send(
         new ViewHostMsg_FreeTransportDIB(dib_->id()));
   }
 #endif
 }
 
 // static
 PepperPlatformImage2DImpl* PepperPlatformImage2DImpl::Create(int width,
                                                              int height) {
   uint32 buffer_size = width * height * 4;
 
   // Allocate the transport DIB and the PlatformCanvas pointing to it.
-#if defined(OS_MACOSX)
+#if defined(OS_POSIX) && !defined(TOOLKIT_GTK) && !defined(OS_ANDROID)
   // On the Mac, shared memory has to be created in the browser in order to
   // work in the sandbox.  Do this by sending a message to the browser
   // requesting a TransportDIB (see also
   // chrome/renderer/webplugin_delegate_proxy.cc, method
   // WebPluginDelegateProxy::CreateBitmap() for similar code). The TransportDIB
   // is cached in the browser, and is freed (in typical cases) by the
   // PepperPlatformImage2DImpl's destructor.
   TransportDIB::Handle dib_handle;
   IPC::Message* msg = new ViewHostMsg_AllocTransportDIB(buffer_size,
                                                         true,
@@ skipping 16 matching lines @@
 
 SkCanvas* PepperPlatformImage2DImpl::Map() {
   return dib_->GetPlatformCanvas(width_, height_);
 }
 
 intptr_t PepperPlatformImage2DImpl::GetSharedMemoryHandle(
     uint32* byte_count) const {
   *byte_count = dib_->size();
 #if defined(OS_WIN)
   return reinterpret_cast<intptr_t>(dib_->handle());
-#elif defined(OS_MACOSX) || defined(OS_ANDROID)
+#elif defined(TOOLKIT_GTK)
+  return static_cast<intptr_t>(dib_->handle());
+#else
   return static_cast<intptr_t>(dib_->handle().fd);
-#elif defined(OS_POSIX)
-  return static_cast<intptr_t>(dib_->handle());
 #endif
 }
 
 TransportDIB* PepperPlatformImage2DImpl::GetTransportDIB() const {
   return dib_.get();
 }
 
 }  // namespace content