Fix for GLInProcessContext

webkit/gpu/webgraphicscontext3d_in_process_command_buffer_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 "webkit/gpu/webgraphicscontext3d_in_process_command_buffer_impl.h"
 
 #include <GLES2/gl2.h>
 #ifndef GL_GLEXT_PROTOTYPES
 #define GL_GLEXT_PROTOTYPES 1
 #endif
@@ skipping 295 matching lines @@
     last_error_ = SUCCESS;
     return old_error;
   } else {
     // All command buffer errors are unrecoverable. The error is treated as a
     // lost context: destroy the context and create another one.
     return CONTEXT_LOST;
   }
 }
 
 bool GLInProcessContext::IsCommandBufferContextLost() {
+  if (!command_buffer_.get()) {
+    return true;
+  }
   CommandBuffer::State state = command_buffer_->GetState();
   return state.error == ::gpu::error::kLostContext;
 }
 
 CommandBufferService* GLInProcessContext::GetCommandBufferService() {
   return command_buffer_.get();
 }
 
 // TODO(gman): Remove This
 void GLInProcessContext::DisableShaderTranslation() {
@@ skipping 177 matching lines @@
     gles2_implementation_->Flush();
 
     gles2_implementation_.reset();
   }
 
   transfer_buffer_.reset();
   gles2_helper_.reset();
   command_buffer_.reset();
 
   if (decoder_.get()) {
-    decoder_->Destroy(context_lost);
+    decoder_->Destroy(!context_lost);
   }
 }
 
 void GLInProcessContext::OnContextLost() {
   if (!context_lost_callback_.is_null())
     context_lost_callback_.Run();
 }
 
 WebGraphicsContext3DInProcessCommandBufferImpl::
     WebGraphicsContext3DInProcessCommandBufferImpl()
@@ skipping 1093 matching lines @@
 void WebGraphicsContext3DInProcessCommandBufferImpl::OnContextLost() {
   // TODO(kbr): improve the precision here.
   context_lost_reason_ = GL_UNKNOWN_CONTEXT_RESET_ARB;
   if (context_lost_callback_) {
     context_lost_callback_->onContextLost();
   }
 }
 
 }  // namespace gpu
 }  // namespace webkit