Revert of Refactor Vaapi video decoder/encoder in preparation of Freon support

content/common/gpu/media/gpu_video_decode_accelerator.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/common/gpu/media/gpu_video_decode_accelerator.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 13 matching lines @@
 #include "ui/gl/gl_surface_egl.h"
 
 #if defined(OS_WIN)
 #include "base/win/windows_version.h"
 #include "content/common/gpu/media/dxva_video_decode_accelerator.h"
 #elif defined(OS_MACOSX)
 #include "content/common/gpu/media/vt_video_decode_accelerator.h"
 #elif defined(OS_CHROMEOS) && defined(ARCH_CPU_ARMEL) && defined(USE_X11)
 #include "content/common/gpu/media/v4l2_video_decode_accelerator.h"
 #include "content/common/gpu/media/v4l2_video_device.h"
-#elif defined(OS_CHROMEOS) && defined(ARCH_CPU_X86_FAMILY)
+#elif defined(OS_CHROMEOS) && defined(ARCH_CPU_X86_FAMILY) && defined(USE_X11)
 #include "content/common/gpu/media/vaapi_video_decode_accelerator.h"
+#include "ui/gl/gl_context_glx.h"
 #include "ui/gl/gl_implementation.h"
 #elif defined(USE_OZONE)
 #include "media/ozone/media_ozone_platform.h"
 #elif defined(OS_ANDROID)
 #include "content/common/gpu/media/android_video_decode_accelerator.h"
 #endif
 
 #include "ui/gfx/size.h"
 
 namespace content {
@@ skipping 218 matching lines @@
     SendCreateDecoderReply(init_done_msg, false);
     return;
   }
   video_decode_accelerator_.reset(new V4L2VideoDecodeAccelerator(
       gfx::GLSurfaceEGL::GetHardwareDisplay(),
       stub_->decoder()->GetGLContext()->GetHandle(),
       weak_factory_for_io_.GetWeakPtr(),
       make_context_current_,
       device.Pass(),
       io_message_loop_));
-#elif defined(OS_CHROMEOS) && defined(ARCH_CPU_X86_FAMILY)
-  video_decode_accelerator_.reset(
-      new VaapiVideoDecodeAccelerator(make_context_current_));
+#elif defined(OS_CHROMEOS) && defined(ARCH_CPU_X86_FAMILY) && defined(USE_X11)
+  if (gfx::GetGLImplementation() != gfx::kGLImplementationDesktopGL) {
+    VLOG(1) << "HW video decode acceleration not available without "
+               "DesktopGL (GLX).";
+    SendCreateDecoderReply(init_done_msg, false);
+    return;
+  }
+  gfx::GLContextGLX* glx_context =
+      static_cast<gfx::GLContextGLX*>(stub_->decoder()->GetGLContext());
+  video_decode_accelerator_.reset(new VaapiVideoDecodeAccelerator(
+      glx_context->display(), make_context_current_));
 #elif defined(USE_OZONE)
   media::MediaOzonePlatform* platform =
       media::MediaOzonePlatform::GetInstance();
   video_decode_accelerator_.reset(platform->CreateVideoDecodeAccelerator(
       make_context_current_));
   if (!video_decode_accelerator_) {
     SendCreateDecoderReply(init_done_msg, false);
     return;
   }
 #elif defined(OS_ANDROID)
@@ skipping 218 matching lines @@
   return stub_->channel()->Send(message);
 }
 
 void GpuVideoDecodeAccelerator::SendCreateDecoderReply(IPC::Message* message,
                                                        bool succeeded) {
   GpuCommandBufferMsg_CreateVideoDecoder::WriteReplyParams(message, succeeded);
   Send(message);
 }
 
 }  // namespace content