Remove uses of llvm/System/IncludeFile.h that are no longer needed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50695 91177308-0d34-0410-b5e6-96231b3b80d8

lib/System/Alarm.cpp

@@ -31,5 +31,3 @@ using namespace sys;
 #ifdef LLVM_ON_WIN32
 #include "Win32/Alarm.inc"
 #endif
-
-DEFINING_FILE_FOR(SystemAlarm)

lib/System/DynamicLibrary.cpp

@@ -159,5 +159,3 @@ void* DynamicLibrary::SearchForAddressOfSymbol(const char* symbolName) {
 }
 
 #endif // LLVM_ON_WIN32
-
-DEFINING_FILE_FOR(SystemDynamicLibrary)

lib/System/Memory.cpp

@@ -14,7 +14,6 @@
 
 #include "llvm/System/Memory.h"
 #include "llvm/Config/config.h"
-#include "llvm/System/IncludeFile.h"
 
 namespace llvm {
 using namespace sys;
@@ -33,5 +32,3 @@ using namespace sys;
 #ifdef LLVM_ON_WIN32
 #include "Win32/Memory.inc"
 #endif
-
-DEFINING_FILE_FOR(SystemMemory)

lib/System/Mutex.cpp

@@ -13,7 +13,6 @@
 
 #include "llvm/Config/config.h"
 #include "llvm/System/Mutex.h"
-#include "llvm/System/IncludeFile.h"
 
 //===----------------------------------------------------------------------===//
 //=== WARNING: Implementation here must contain only TRULY operating system

lib/System/Process.cpp

@@ -31,5 +31,3 @@ using namespace sys;
 #ifdef LLVM_ON_WIN32
 #include "Win32/Process.inc"
 #endif
-
-DEFINING_FILE_FOR(SystemProcess)

lib/System/Program.cpp

@@ -31,5 +31,3 @@ using namespace sys;
 #ifdef LLVM_ON_WIN32
 #include "Win32/Program.inc"
 #endif
-
-DEFINING_FILE_FOR(SystemProgram)

lib/System/Signals.cpp

@@ -32,5 +32,3 @@ using namespace sys;
 #ifdef LLVM_ON_WIN32
 #include "Win32/Signals.inc"
 #endif
-
-DEFINING_FILE_FOR(SystemSignals)