Add glClientWaitSync to GPU command buffer.

gpu/command_buffer/service/gles2_cmd_decoder_unittest_3_autogen.h

Index: gpu/command_buffer/service/gles2_cmd_decoder_unittest_3_autogen.h
diff --git a/gpu/command_buffer/service/gles2_cmd_decoder_unittest_3_autogen.h b/gpu/command_buffer/service/gles2_cmd_decoder_unittest_3_autogen.h
index 7a58038e1910b71c1e15909f59d50e9e9af2c406..e31738f2f576e3c1b84700b97e125dccd9b83952 100644
--- a/gpu/command_buffer/service/gles2_cmd_decoder_unittest_3_autogen.h
+++ b/gpu/command_buffer/service/gles2_cmd_decoder_unittest_3_autogen.h
@@ -12,6 +12,20 @@
 #ifndef GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_UNITTEST_3_AUTOGEN_H_
 #define GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_UNITTEST_3_AUTOGEN_H_
 
+TEST_P(GLES2DecoderTest3, VertexAttrib2fvImmediateValidArgs) {
+  cmds::VertexAttrib2fvImmediate& cmd =
+      *GetImmediateAs<cmds::VertexAttrib2fvImmediate>();
+  SpecializedSetup<cmds::VertexAttrib2fvImmediate, 0>(true);
+  GLfloat temp[2] = {
+      0,
+  };
+  cmd.Init(1, &temp[0]);
+  EXPECT_CALL(*gl_, VertexAttrib2fv(1, reinterpret_cast<GLfloat*>(
+                                           ImmediateDataAddress(&cmd))));
+  EXPECT_EQ(error::kNoError, ExecuteImmediateCmd(cmd, sizeof(temp)));
+  EXPECT_EQ(GL_NO_ERROR, GetGLError());
+}
+
 TEST_P(GLES2DecoderTest3, VertexAttrib3fValidArgs) {
   EXPECT_CALL(*gl_, VertexAttrib3f(1, 2, 3, 4));
   SpecializedSetup<cmds::VertexAttrib3f, 0>(true);