[objcmt] Revert r191796, it's not needed anymore.

rdar://16223810

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@207391 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 9 insertions, 49 deletions

diff --git a/include/clang/Edit/Commit.h b/include/clang/Edit/Commit.h
index 626b1dd630..0ff7034ba0 100644
--- a/include/clang/Edit/Commit.h
+++ b/include/clang/Edit/Commit.h
@@ -49,8 +49,7 @@ private:
   const LangOptions &LangOpts;
   const PPConditionalDirectiveRecord *PPRec;
   EditedSource *Editor;
-  
-  const bool ForceCommitInSystemHeader;
+
   bool IsCommitable;
   SmallVector<Edit, 8> CachedEdits;
   
@@ -61,7 +60,7 @@ public:
   Commit(const SourceManager &SM, const LangOptions &LangOpts,
          const PPConditionalDirectiveRecord *PPRec = 0)
     : SourceMgr(SM), LangOpts(LangOpts), PPRec(PPRec), Editor(0),
-      ForceCommitInSystemHeader(true), IsCommitable(true) { }
+      IsCommitable(true) { }
 
   bool isCommitable() const { return IsCommitable; }
 
diff --git a/include/clang/Edit/EditedSource.h b/include/clang/Edit/EditedSource.h
index f95b79785f..f9887cc9e8 100644
--- a/include/clang/Edit/EditedSource.h
+++ b/include/clang/Edit/EditedSource.h
@@ -28,7 +28,6 @@ class EditedSource {
   const SourceManager &SourceMgr;
   const LangOptions &LangOpts;
   const PPConditionalDirectiveRecord *PPRec;
-  const bool ForceCommitInSystemHeader;
 
   struct FileEdit {
     StringRef Text;
@@ -46,10 +45,8 @@ class EditedSource {
 
 public:
   EditedSource(const SourceManager &SM, const LangOptions &LangOpts,
-               const PPConditionalDirectiveRecord *PPRec = 0,
-               const bool FCommitInSystemHeader = true)
+               const PPConditionalDirectiveRecord *PPRec = 0)
     : SourceMgr(SM), LangOpts(LangOpts), PPRec(PPRec),
-      ForceCommitInSystemHeader(FCommitInSystemHeader),
       StrAlloc() { }
 
   const SourceManager &getSourceManager() const { return SourceMgr; }
@@ -57,10 +54,6 @@ public:
   const PPConditionalDirectiveRecord *getPPCondDirectiveRecord() const {
     return PPRec;
   }
-  
-  bool getForceCommitInSystemHeader() const {
-    return ForceCommitInSystemHeader;
-  }
 
   bool canInsertInOffset(SourceLocation OrigLoc, FileOffset Offs);
 
diff --git a/lib/ARCMigrate/ObjCMT.cpp b/lib/ARCMigrate/ObjCMT.cpp
index 3ae6724edc..11837f79d6 100644
--- a/lib/ARCMigrate/ObjCMT.cpp
+++ b/lib/ARCMigrate/ObjCMT.cpp
@@ -124,7 +124,7 @@ protected:
     NSAPIObj.reset(new NSAPI(Context));
     Editor.reset(new edit::EditedSource(Context.getSourceManager(),
                                         Context.getLangOpts(),
-                                        PPRec, false));
+                                        PPRec));
   }
 
   bool HandleTopLevelDecl(DeclGroupRef DG) override {
@@ -1698,34 +1698,6 @@ private:
 
 }
 
-static bool
-IsReallyASystemHeader(ASTContext &Ctx, const FileEntry *file, FileID FID) {
-  bool Invalid = false;
-  const SrcMgr::SLocEntry &SEntry =
-  Ctx.getSourceManager().getSLocEntry(FID, &Invalid);
-  if (!Invalid && SEntry.isFile()) {
-    const SrcMgr::FileInfo &FI = SEntry.getFile();
-    if (!FI.hasLineDirectives()) {
-      if (FI.getFileCharacteristic() == SrcMgr::C_ExternCSystem)
-        return true;
-      if (FI.getFileCharacteristic() == SrcMgr::C_System) {
-        // This file is in a system header directory. Continue committing
-        // change only if it's a user-specified system directory because user
-        // put a .system_framework file in the framework directory.
-        StringRef Directory(file->getDir()->getName());
-        size_t Ix = Directory.rfind(".framework");
-        if (Ix == StringRef::npos)
-          return true;
-        std::string PatchToSystemFramework = Directory.slice(0, Ix+sizeof(".framework"));
-        PatchToSystemFramework += ".system_framework";
-        if (!llvm::sys::fs::exists(PatchToSystemFramework.data()))
-          return true;
-      }
-    }
-  }
-  return false;
-}
-
 void ObjCMigrateASTConsumer::HandleTranslationUnit(ASTContext &Ctx) {
   
   TranslationUnitDecl *TU = Ctx.getTranslationUnitDecl();
@@ -1847,8 +1819,6 @@ void ObjCMigrateASTConsumer::HandleTranslationUnit(ASTContext &Ctx) {
     RewriteBuffer &buf = I->second;
     const FileEntry *file = Ctx.getSourceManager().getFileEntryForID(FID);
     assert(file);
-    if (IsReallyASystemHeader(Ctx, file, FID))
-      continue;
     SmallString<512> newText;
     llvm::raw_svector_ostream vecOS(newText);
     buf.write(vecOS);
diff --git a/lib/Edit/Commit.cpp b/lib/Edit/Commit.cpp
index 706c732dba..9c08cc28ac 100644
--- a/lib/Edit/Commit.cpp
+++ b/lib/Edit/Commit.cpp
@@ -38,9 +38,7 @@ CharSourceRange Commit::Edit::getInsertFromRange(SourceManager &SM) const {
 Commit::Commit(EditedSource &Editor)
   : SourceMgr(Editor.getSourceManager()), LangOpts(Editor.getLangOpts()),
     PPRec(Editor.getPPCondDirectiveRecord()),
-    Editor(&Editor),
-    ForceCommitInSystemHeader(Editor.getForceCommitInSystemHeader()),
-    IsCommitable(true) { }
+    Editor(&Editor), IsCommitable(true) { }
 
 bool Commit::insert(SourceLocation loc, StringRef text,
                     bool afterToken, bool beforePreviousInsertions) {
@@ -234,7 +232,7 @@ bool Commit::canInsert(SourceLocation loc, FileOffset &offs) {
     if (!isAtStartOfMacroExpansion(loc, &loc))
       return false;
 
-  if (SM.isInSystemHeader(loc) && ForceCommitInSystemHeader)
+  if (SM.isInSystemHeader(loc))
     return false;
 
   std::pair<FileID, unsigned> locInfo = SM.getDecomposedLoc(loc);
@@ -265,7 +263,7 @@ bool Commit::canInsertAfterToken(SourceLocation loc, FileOffset &offs,
     if (!isAtEndOfMacroExpansion(loc, &loc))
       return false;
 
-  if (SM.isInSystemHeader(loc) && ForceCommitInSystemHeader)
+  if (SM.isInSystemHeader(loc))
     return false;
 
   loc = Lexer::getLocForEndOfToken(loc, 0, SourceMgr, LangOpts);
@@ -303,8 +301,8 @@ bool Commit::canRemoveRange(CharSourceRange range,
   
   if (range.getBegin().isMacroID() || range.getEnd().isMacroID())
     return false;
-  if ((SM.isInSystemHeader(range.getBegin()) ||
-       SM.isInSystemHeader(range.getEnd())) && ForceCommitInSystemHeader)
+  if (SM.isInSystemHeader(range.getBegin()) ||
+      SM.isInSystemHeader(range.getEnd()))
     return false;
 
   if (PPRec && PPRec->rangeIntersectsConditionalDirective(range.getAsRange()))