Revert "Modify to support NEON for RTOS. (tools files)"
Revert "Modify to support NEON for RTOS. (tools files)"

This reverts commit a270b3c6f2d7defa0b5c7be6027935a177225f2c.

masaohamanaka/mbed,masaohamanaka/mbed,masaohamanaka/mbed,masaohamanaka/mbed,masaohamanaka/mbed,masaohamanaka/mbed