Add a command to lose the context

gpu/command_buffer/common/gles2_cmd_format_autogen.h

Index: gpu/command_buffer/common/gles2_cmd_format_autogen.h
diff --git a/gpu/command_buffer/common/gles2_cmd_format_autogen.h b/gpu/command_buffer/common/gles2_cmd_format_autogen.h
index d7e887dfbf61a2ea7b000be677ed88780f89b24b..c5a9d51131b023798770a4d036a3d4b9c1fb0af1 100644
--- a/gpu/command_buffer/common/gles2_cmd_format_autogen.h
+++ b/gpu/command_buffer/common/gles2_cmd_format_autogen.h
@@ -10830,6 +10830,36 @@ COMPILE_ASSERT(offsetof(DiscardFramebufferEXTImmediate, target) == 4,
 COMPILE_ASSERT(offsetof(DiscardFramebufferEXTImmediate, count) == 8,
                OffsetOf_DiscardFramebufferEXTImmediate_count_not_8);
 
+struct LoseContextCHROMIUM {
+  typedef LoseContextCHROMIUM ValueType;
+  static const CommandId kCmdId = kLoseContextCHROMIUM;
+  static const cmd::ArgFlags kArgFlags = cmd::kFixed;
+
+  static uint32 ComputeSize() {
+    return static_cast<uint32>(sizeof(ValueType));  // NOLINT
+  }
+
+  void SetHeader() {
+    header.SetCmd<ValueType>();
+  }
+
+  void Init() {
+    SetHeader();
+  }
+
+  void* Set(void* cmd) {
+    static_cast<ValueType*>(cmd)->Init();
+    return NextCmdAddress<ValueType>(cmd);
+  }
+
+  gpu::CommandHeader header;
+};
+
+COMPILE_ASSERT(sizeof(LoseContextCHROMIUM) == 4,
+               Sizeof_LoseContextCHROMIUM_is_not_4);
+COMPILE_ASSERT(offsetof(LoseContextCHROMIUM, header) == 0,
+               OffsetOf_LoseContextCHROMIUM_header_not_0);
+
 
 #endif  // GPU_COMMAND_BUFFER_COMMON_GLES2_CMD_FORMAT_AUTOGEN_H_