[td-171] remove a macro definition

cmake/platform.inc

@@ -62,7 +62,7 @@ IF (${CMAKE_SYSTEM_NAME} MATCHES "Linux")
   IF (${CMAKE_SIZEOF_VOID_P} MATCHES 8)
     SET(TD_LINUX_64 TRUE)
     SET(TD_OS_DIR ${TD_COMMUNITY_DIR}/src/os/linux)
-    ADD_DEFINITIONS(-D_M_X64 -D_DEBUG_VIEW)
+    ADD_DEFINITIONS(-D_M_X64)
     MESSAGE(STATUS "The current platform is Linux 64-bit")
   ELSEIF (${CMAKE_SIZEOF_VOID_P} MATCHES 4)
     IF (TD_ARM)