BaseTools: Remove redundant binary cache file

Redesign the binary cache and not need to save the
cache intermediate result and state in memory as a
ModuleBuildCacheIR class instance. So remove the
CacheIR.py which define the ModuleBuildCacheIR class.

Signed-off-by: Steven Shi <steven.shi@intel.com>

Cc: Liming Gao <liming.gao@intel.com>
Cc: Bob Feng <bob.c.feng@intel.com>
Reviewed-by: Bob Feng <bob.c.feng@intel.com>

BaseTools/Source/Python/AutoGen/CacheIR.py

@@ -1,29 +0,0 @@
-## @file
-# Build cache intermediate result and state
-#
-# Copyright (c) 2019, Intel Corporation. All rights reserved.<BR>
-# SPDX-License-Identifier: BSD-2-Clause-Patent
-#
-
-class ModuleBuildCacheIR():
-    def __init__(self, Path, Arch):
-        self.ModulePath = Path
-        self.ModuleArch = Arch
-        self.ModuleFilesHashDigest = None
-        self.ModuleFilesHashHexDigest = None
-        self.ModuleFilesChain = []
-        self.PreMakefileHashHexDigest = None
-        self.CreateCodeFileDone = False
-        self.CreateMakeFileDone = False
-        self.MakefilePath = None
-        self.AutoGenFileList = None
-        self.DependencyHeaderFileSet = None
-        self.MakeHeaderFilesHashChain = None
-        self.MakeHeaderFilesHashDigest = None
-        self.MakeHeaderFilesHashChain = []
-        self.MakeHashDigest = None
-        self.MakeHashHexDigest = None
-        self.MakeHashChain = []
-        self.CacheCrash = False
-        self.PreMakeCacheHit = False
-        self.MakeCacheHit = False