linux: implement gpu plugin

gpu/command_buffer/service/gpu_processor_win.cc

Index: gpu/command_buffer/service/gpu_processor_win.cc
diff --git a/gpu/command_buffer/service/gpu_processor_win.cc b/gpu/command_buffer/service/gpu_processor_win.cc
index 6a0584579a53481bf53c026b621c0acafb8a7570..bef34d81e2a53002fe7fe87c43b6c4acf0c37501 100644
--- a/gpu/command_buffer/service/gpu_processor_win.cc
+++ b/gpu/command_buffer/service/gpu_processor_win.cc
@@ -10,25 +10,6 @@ using ::base::SharedMemory;
 
 namespace gpu {
 
-GPUProcessor::GPUProcessor(CommandBuffer* command_buffer)
-    : command_buffer_(command_buffer),
-      commands_per_update_(100) {
-  DCHECK(command_buffer);
-  decoder_.reset(gles2::GLES2Decoder::Create());
-  decoder_->set_engine(this);
-}
-
-GPUProcessor::GPUProcessor(CommandBuffer* command_buffer,
-                           gles2::GLES2Decoder* decoder,
-                           CommandParser* parser,
-                           int commands_per_update)
-    : command_buffer_(command_buffer),
-      commands_per_update_(commands_per_update) {
-  DCHECK(command_buffer);
-  decoder_.reset(decoder);
-  parser_.reset(parser);
-}
-
 bool GPUProcessor::Initialize(gfx::PluginWindowHandle handle) {
   DCHECK(handle);