BaseTools: Use common cc flag for building PcdValueInit.

BaseTools: Use common cc flag for building PcdValueInit.

V3:

Update the patch to avoid "reduce" function fail.

V2:
Support to extract the common cc flag from a
combined cc flag string. For example
MSFT:*_*_IA32_CC_FLAGS = /D DISABLE_NEW_DEPRECATED_INTERFACES /DDEF_IA32
MSFT:*_*_X64_CC_FLAGS  = /DDEF_X64 /D DISABLE_NEW_DEPRECATED_INTERFACES

V1:
Use common cc flags for building PcdValueInit. The common
cc flags include the cc flag which is under common arch and
under all build arches.

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Bob Feng <bob.c.feng@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>