Make lost context and error message callbacks on GpuControl go to client

mojo/gles2/gles2_context.cc

 // Copyright 2014 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 "mojo/gles2/gles2_context.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <utility>
@@ skipping 10 matching lines @@
 const size_t kDefaultCommandBufferSize = 1024 * 1024;
 const size_t kDefaultStartTransferBufferSize = 1 * 1024 * 1024;
 const size_t kDefaultMinTransferBufferSize = 1 * 256 * 1024;
 const size_t kDefaultMaxTransferBufferSize = 16 * 1024 * 1024;
 }
 
 GLES2Context::GLES2Context(const std::vector<int32_t>& attribs,
                            mojo::ScopedMessagePipeHandle command_buffer_handle,
                            MojoGLES2ContextLost lost_callback,
                            void* closure)
-    : command_buffer_(this, attribs, std::move(command_buffer_handle)),
+    : command_buffer_(attribs, std::move(command_buffer_handle)),
       lost_callback_(lost_callback),
       closure_(closure) {}
 
 GLES2Context::~GLES2Context() {}
 
 bool GLES2Context::Initialize() {
   if (!command_buffer_.Initialize())
     return false;
   gles2_helper_.reset(new gpu::gles2::GLES2CmdHelper(&command_buffer_));
   if (!gles2_helper_->Initialize(kDefaultCommandBufferSize))
     return false;
   gles2_helper_->SetAutomaticFlushes(false);
   transfer_buffer_.reset(new gpu::TransferBuffer(gles2_helper_.get()));
   gpu::Capabilities capabilities = command_buffer_.GetCapabilities();
   bool bind_generates_resource =
       !!capabilities.bind_generates_resource_chromium;
   // TODO(piman): Some contexts (such as compositor) want this to be true, so
   // this needs to be a public parameter.
   bool lose_context_when_out_of_memory = false;
   bool support_client_side_arrays = false;
   implementation_.reset(
       new gpu::gles2::GLES2Implementation(gles2_helper_.get(),
                                           NULL,
                                           transfer_buffer_.get(),
                                           bind_generates_resource,
                                           lose_context_when_out_of_memory,
                                           support_client_side_arrays,
                                           &command_buffer_));
-  return implementation_->Initialize(kDefaultStartTransferBufferSize,
-                                     kDefaultMinTransferBufferSize,
-                                     kDefaultMaxTransferBufferSize,
-                                     gpu::gles2::GLES2Implementation::kNoLimit);
+  if (!implementation_->Initialize(kDefaultStartTransferBufferSize,
+                                   kDefaultMinTransferBufferSize,
+                                   kDefaultMaxTransferBufferSize,
+                                   gpu::gles2::GLES2Implementation::kNoLimit))
+    return false;
+  implementation_->SetLostContextCallback(
+      base::Bind(&GLES2Context::OnLostContext, base::Unretained(this)));
+  return true;
 }
 
-void GLES2Context::ContextLost() { lost_callback_(closure_); }
+void GLES2Context::OnLostContext() {
+  lost_callback_(closure_);
+}
 
 }  // namespace gles2