diff --git a/lib/Sema/AnalysisBasedWarnings.cpp b/lib/Sema/AnalysisBasedWarnings.cpp
index 9717c08..ba23467 100644
--- a/lib/Sema/AnalysisBasedWarnings.cpp
+++ b/lib/Sema/AnalysisBasedWarnings.cpp
@@ -1198,7 +1198,7 @@
 //===----------------------------------------------------------------------===//
 namespace clang {
 namespace thread_safety {
-typedef llvm::SmallVector<PartialDiagnosticAt, 1> OptionalNotes;
+typedef SmallVector<PartialDiagnosticAt, 1> OptionalNotes;
 typedef std::pair<PartialDiagnosticAt, OptionalNotes> DelayedDiag;
 typedef std::list<DelayedDiag> DiagList;
 
diff --git a/lib/Sema/CodeCompleteConsumer.cpp b/lib/Sema/CodeCompleteConsumer.cpp
index 3b10b43..85fc4ee 100644
--- a/lib/Sema/CodeCompleteConsumer.cpp
+++ b/lib/Sema/CodeCompleteConsumer.cpp
@@ -283,7 +283,7 @@
     return StringRef();
 
   // Find the interesting names.
-  llvm::SmallVector<DeclContext *, 2> Contexts;
+  SmallVector<DeclContext *, 2> Contexts;
   while (DC && !DC->isFunctionOrMethod()) {
     if (NamedDecl *ND = dyn_cast<NamedDecl>(DC)) {
       if (ND->getIdentifier())
@@ -294,7 +294,7 @@
   }
 
   {
-    llvm::SmallString<128> S;
+    SmallString<128> S;
     llvm::raw_svector_ostream OS(S);
     bool First = true;
     for (unsigned I = Contexts.size(); I != 0; --I) {
diff --git a/lib/Sema/Sema.cpp b/lib/Sema/Sema.cpp
index 8f9e1a9..82d2811 100644
--- a/lib/Sema/Sema.cpp
+++ b/lib/Sema/Sema.cpp
@@ -601,7 +601,7 @@
     if (Module *CurrentModule = PP.getCurrentModule()) {
       ModuleMap &ModMap = PP.getHeaderSearchInfo().getModuleMap();
       
-      llvm::SmallVector<Module *, 2> Stack;
+      SmallVector<Module *, 2> Stack;
       Stack.push_back(CurrentModule);
       while (!Stack.empty()) {
         Module *Mod = Stack.back();
diff --git a/lib/Sema/SemaCodeComplete.cpp b/lib/Sema/SemaCodeComplete.cpp
index 8d7a340..5d5226d 100644
--- a/lib/Sema/SemaCodeComplete.cpp
+++ b/lib/Sema/SemaCodeComplete.cpp
@@ -3093,7 +3093,7 @@
   typedef CodeCompletionResult Result;
   if (Path.empty()) {
     // Enumerate all top-level modules.
-    llvm::SmallVector<Module *, 8> Modules;
+    SmallVector<Module *, 8> Modules;
     PP.getHeaderSearchInfo().collectAllModules(Modules);
     for (unsigned I = 0, N = Modules.size(); I != N; ++I) {
       Builder.AddTypedTextChunk(
diff --git a/lib/Sema/SemaDecl.cpp b/lib/Sema/SemaDecl.cpp
index b9d141b..668b8f8 100644
--- a/lib/Sema/SemaDecl.cpp
+++ b/lib/Sema/SemaDecl.cpp
@@ -3462,7 +3462,7 @@
 static bool hasSimilarParameters(ASTContext &Context,
                                      FunctionDecl *Declaration,
                                      FunctionDecl *Definition,
-                                     llvm::SmallVectorImpl<unsigned> &Params) {
+                                     SmallVectorImpl<unsigned> &Params) {
   Params.clear();
   if (Declaration->param_size() != Definition->param_size())
     return false;
@@ -4972,7 +4972,7 @@
     if (candidate.getEditDistance() == 0)
       return false;
 
-    llvm::SmallVector<unsigned, 1> MismatchedParams;
+    SmallVector<unsigned, 1> MismatchedParams;
     for (TypoCorrection::const_decl_iterator CDecl = candidate.begin(),
                                           CDeclEnd = candidate.end();
          CDecl != CDeclEnd; ++CDecl) {
@@ -5018,8 +5018,8 @@
   DeclContext *NewDC = NewFD->getDeclContext();
   LookupResult Prev(SemaRef, Name, NewFD->getLocation(),
                     Sema::LookupOrdinaryName, Sema::ForRedeclaration);
-  llvm::SmallVector<unsigned, 1> MismatchedParams;
-  llvm::SmallVector<std::pair<FunctionDecl*, unsigned>, 1> NearMatches;
+  SmallVector<unsigned, 1> MismatchedParams;
+  SmallVector<std::pair<FunctionDecl *, unsigned>, 1> NearMatches;
   TypoCorrection Correction;
   bool isFriendDecl = (SemaRef.getLangOpts().CPlusPlus &&
                        ExtraArgs.D.getDeclSpec().isFriendSpecified());
@@ -5123,7 +5123,7 @@
   if (CXXMethodDecl *NewMD = dyn_cast<CXXMethodDecl>(NewFD))
     NewFDisConst = NewMD->isConst();
 
-  for (llvm::SmallVector<std::pair<FunctionDecl*, unsigned>, 1>::iterator
+  for (SmallVector<std::pair<FunctionDecl *, unsigned>, 1>::iterator
        NearMatch = NearMatches.begin(), NearMatchEnd = NearMatches.end();
        NearMatch != NearMatchEnd; ++NearMatch) {
     FunctionDecl *FD = NearMatch->first;
@@ -7371,7 +7371,7 @@
         << Init->getSourceRange();
 
     if (var->isConstexpr()) {
-      llvm::SmallVector<PartialDiagnosticAt, 8> Notes;
+      SmallVector<PartialDiagnosticAt, 8> Notes;
       if (!var->evaluateValue(Notes) || !var->isInitICE()) {
         SourceLocation DiagLoc = var->getLocation();
         // If the note doesn't add any useful information other than a source
@@ -10807,8 +10807,8 @@
   if (Enum->getNumPositiveBits() > 63 || Enum->getNumNegativeBits() > 64)
     return;
 
-  typedef llvm::SmallVector<EnumConstantDecl*, 3> ECDVector;
-  typedef llvm::SmallVector<ECDVector*, 3> DuplicatesVector;
+  typedef SmallVector<EnumConstantDecl *, 3> ECDVector;
+  typedef SmallVector<ECDVector *, 3> DuplicatesVector;
 
   typedef llvm::PointerUnion<EnumConstantDecl*, ECDVector*> DeclOrVector;
   typedef llvm::DenseMap<DupKey, DeclOrVector, DenseMapInfoDupKey>
@@ -11149,7 +11149,7 @@
   if (!Mod)
     return true;
   
-  llvm::SmallVector<SourceLocation, 2> IdentifierLocs;
+  SmallVector<SourceLocation, 2> IdentifierLocs;
   Module *ModCheck = Mod;
   for (unsigned I = 0, N = Path.size(); I != N; ++I) {
     // If we've run out of module parents, just drop the remaining identifiers.
diff --git a/lib/Sema/SemaDeclCXX.cpp b/lib/Sema/SemaDeclCXX.cpp
index 77756c3..d6d6ca7 100644
--- a/lib/Sema/SemaDeclCXX.cpp
+++ b/lib/Sema/SemaDeclCXX.cpp
@@ -883,7 +883,7 @@
   // - its function-body shall be [...] a compound-statement that contains only
   CompoundStmt *CompBody = cast<CompoundStmt>(Body);
 
-  llvm::SmallVector<SourceLocation, 4> ReturnStmts;
+  SmallVector<SourceLocation, 4> ReturnStmts;
   for (CompoundStmt::body_iterator BodyIt = CompBody->body_begin(),
          BodyEnd = CompBody->body_end(); BodyIt != BodyEnd; ++BodyIt) {
     switch ((*BodyIt)->getStmtClass()) {
@@ -993,7 +993,7 @@
   // C++11 [dcl.constexpr]p4:
   //   - every constructor involved in initializing non-static data members and
   //     base class sub-objects shall be a constexpr constructor.
-  llvm::SmallVector<PartialDiagnosticAt, 8> Diags;
+  SmallVector<PartialDiagnosticAt, 8> Diags;
   if (!Expr::isPotentialConstantExpr(Dcl, Diags)) {
     Diag(Dcl->getLocation(), diag::ext_constexpr_function_never_constant_expr)
       << isa<CXXConstructorDecl>(Dcl);
@@ -10257,7 +10257,7 @@
       Failed = true;
 
     if (!Failed && !Cond) {
-      llvm::SmallString<256> MsgBuffer;
+      SmallString<256> MsgBuffer;
       llvm::raw_svector_ostream Msg(MsgBuffer);
       AssertMessage->printPretty(Msg, 0, getPrintingPolicy());
       Diag(StaticAssertLoc, diag::err_static_assert_failed)
@@ -11651,7 +11651,7 @@
                                   ArrayRef<ParsedType> DynamicExceptions,
                                   ArrayRef<SourceRange> DynamicExceptionRanges,
                                   Expr *NoexceptExpr,
-                                  llvm::SmallVectorImpl<QualType> &Exceptions,
+                                  SmallVectorImpl<QualType> &Exceptions,
                                   FunctionProtoType::ExtProtoInfo &EPI) {
   Exceptions.clear();
   EPI.ExceptionSpecType = EST;
diff --git a/lib/Sema/SemaExpr.cpp b/lib/Sema/SemaExpr.cpp
index 96196e0..d935fee 100644
--- a/lib/Sema/SemaExpr.cpp
+++ b/lib/Sema/SemaExpr.cpp
@@ -10115,7 +10115,7 @@
   }
 
   Expr::EvalResult EvalResult;
-  llvm::SmallVector<PartialDiagnosticAt, 8> Notes;
+  SmallVector<PartialDiagnosticAt, 8> Notes;
   EvalResult.Diag = &Notes;
 
   // Try to evaluate the expression, and produce diagnostics explaining why it's
diff --git a/lib/Sema/SemaExprCXX.cpp b/lib/Sema/SemaExprCXX.cpp
index 5cd1c21..f4f2c1c 100644
--- a/lib/Sema/SemaExprCXX.cpp
+++ b/lib/Sema/SemaExprCXX.cpp
@@ -3365,8 +3365,8 @@
     if (SawVoid)
       return false;
     
-    llvm::SmallVector<OpaqueValueExpr, 2> OpaqueArgExprs;
-    llvm::SmallVector<Expr *, 2> ArgExprs;
+    SmallVector<OpaqueValueExpr, 2> OpaqueArgExprs;
+    SmallVector<Expr *, 2> ArgExprs;
     ArgExprs.reserve(Args.size() - 1);
     for (unsigned I = 1, N = Args.size(); I != N; ++I) {
       QualType T = Args[I]->getType();
@@ -3433,7 +3433,7 @@
 ExprResult Sema::ActOnTypeTrait(TypeTrait Kind, SourceLocation KWLoc, 
                                 ArrayRef<ParsedType> Args, 
                                 SourceLocation RParenLoc) {
-  llvm::SmallVector<TypeSourceInfo *, 4> ConvertedArgs;
+  SmallVector<TypeSourceInfo *, 4> ConvertedArgs;
   ConvertedArgs.reserve(Args.size());
   
   for (unsigned I = 0, N = Args.size(); I != N; ++I) {
diff --git a/lib/Sema/SemaLambda.cpp b/lib/Sema/SemaLambda.cpp
index 8ba14d5..43e0c05 100644
--- a/lib/Sema/SemaLambda.cpp
+++ b/lib/Sema/SemaLambda.cpp
@@ -55,7 +55,7 @@
                  SourceRange IntroducerRange,
                  TypeSourceInfo *MethodType,
                  SourceLocation EndLoc,
-                 llvm::ArrayRef<ParmVarDecl *> Params) {
+                 ArrayRef<ParmVarDecl *> Params) {
   // C++11 [expr.prim.lambda]p5:
   //   The closure type for a lambda-expression has a public inline function 
   //   call operator (13.5.4) whose parameters and return type are described by
@@ -376,7 +376,7 @@
   bool ExplicitResultType = true;
   bool ContainsUnexpandedParameterPack = false;
   SourceLocation EndLoc;
-  llvm::SmallVector<ParmVarDecl *, 8> Params;
+  SmallVector<ParmVarDecl *, 8> Params;
   if (ParamInfo.getNumTypeObjects() == 0) {
     // C++11 [expr.prim.lambda]p4:
     //   If a lambda-expression does not include a lambda-declarator, it is as 
@@ -449,7 +449,7 @@
   // Handle explicit captures.
   SourceLocation PrevCaptureLoc
     = Intro.Default == LCD_None? Intro.Range.getBegin() : Intro.DefaultLoc;
-  for (llvm::SmallVector<LambdaCapture, 4>::const_iterator
+  for (SmallVector<LambdaCapture, 4>::const_iterator
          C = Intro.Captures.begin(), 
          E = Intro.Captures.end(); 
        C != E; 
@@ -734,8 +734,8 @@
                                  Scope *CurScope, 
                                  bool IsInstantiation) {
   // Collect information from the lambda scope.
-  llvm::SmallVector<LambdaExpr::Capture, 4> Captures;
-  llvm::SmallVector<Expr *, 4> CaptureInits;
+  SmallVector<LambdaExpr::Capture, 4> Captures;
+  SmallVector<Expr *, 4> CaptureInits;
   LambdaCaptureDefault CaptureDefault;
   CXXRecordDecl *Class;
   CXXMethodDecl *CallOperator;
@@ -744,8 +744,8 @@
   bool ExplicitResultType;
   bool LambdaExprNeedsCleanups;
   bool ContainsUnexpandedParameterPack;
-  llvm::SmallVector<VarDecl *, 4> ArrayIndexVars;
-  llvm::SmallVector<unsigned, 4> ArrayIndexStarts;
+  SmallVector<VarDecl *, 4> ArrayIndexVars;
+  SmallVector<unsigned, 4> ArrayIndexStarts;
   {
     LambdaScopeInfo *LSI = getCurLambda();
     CallOperator = LSI->CallOperator;
diff --git a/lib/Sema/SemaLookup.cpp b/lib/Sema/SemaLookup.cpp
index be021d7..fdd33cf 100644
--- a/lib/Sema/SemaLookup.cpp
+++ b/lib/Sema/SemaLookup.cpp
@@ -3130,7 +3130,7 @@
 
 namespace {
 
-typedef llvm::SmallVector<TypoCorrection, 1> TypoResultList;
+typedef SmallVector<TypoCorrection, 1> TypoResultList;
 typedef llvm::StringMap<TypoResultList, llvm::BumpPtrAllocator> TypoResultsMap;
 typedef std::map<unsigned, TypoResultsMap> TypoEditDistanceMap;
 
@@ -3864,7 +3864,7 @@
 
   // Weed out any names that could not be found by name lookup or, if a
   // CorrectionCandidateCallback object was provided, failed validation.
-  llvm::SmallVector<TypoCorrection, 16> QualifiedResults;
+  SmallVector<TypoCorrection, 16> QualifiedResults;
   LookupResult TmpRes(*this, TypoName, LookupKind);
   TmpRes.suppressDiagnostics();
   while (!Consumer.empty()) {
@@ -3966,9 +3966,9 @@
     // Only perform the qualified lookups for C++
     if (SearchNamespaces) {
       TmpRes.suppressDiagnostics();
-      for (llvm::SmallVector<TypoCorrection,
-                             16>::iterator QRI = QualifiedResults.begin(),
-                                        QRIEnd = QualifiedResults.end();
+      for (SmallVector<TypoCorrection,
+                       16>::iterator QRI = QualifiedResults.begin(),
+                                  QRIEnd = QualifiedResults.end();
            QRI != QRIEnd; ++QRI) {
         for (NamespaceSpecifierSet::iterator NI = Namespaces.begin(),
                                           NIEnd = Namespaces.end();
diff --git a/lib/Sema/SemaOverload.cpp b/lib/Sema/SemaOverload.cpp
index 44ff3a5..cfabccf 100644
--- a/lib/Sema/SemaOverload.cpp
+++ b/lib/Sema/SemaOverload.cpp
@@ -4955,7 +4955,7 @@
   }
 
   // Check the expression is a constant expression.
-  llvm::SmallVector<PartialDiagnosticAt, 8> Notes;
+  SmallVector<PartialDiagnosticAt, 8> Notes;
   Expr::EvalResult Eval;
   Eval.Diag = &Notes;
 
@@ -5246,7 +5246,7 @@
 void
 Sema::AddOverloadCandidate(FunctionDecl *Function,
                            DeclAccessPair FoundDecl,
-                           llvm::ArrayRef<Expr *> Args,
+                           ArrayRef<Expr *> Args,
                            OverloadCandidateSet& CandidateSet,
                            bool SuppressUserConversions,
                            bool PartialOverloading,
@@ -5369,7 +5369,7 @@
 /// \brief Add all of the function declarations in the given function set to
 /// the overload canddiate set.
 void Sema::AddFunctionCandidates(const UnresolvedSetImpl &Fns,
-                                 llvm::ArrayRef<Expr *> Args,
+                                 ArrayRef<Expr *> Args,
                                  OverloadCandidateSet& CandidateSet,
                                  bool SuppressUserConversions,
                                TemplateArgumentListInfo *ExplicitTemplateArgs) {
@@ -5444,7 +5444,7 @@
 Sema::AddMethodCandidate(CXXMethodDecl *Method, DeclAccessPair FoundDecl,
                          CXXRecordDecl *ActingContext, QualType ObjectType,
                          Expr::Classification ObjectClassification,
-                         llvm::ArrayRef<Expr *> Args,
+                         ArrayRef<Expr *> Args,
                          OverloadCandidateSet& CandidateSet,
                          bool SuppressUserConversions) {
   const FunctionProtoType* Proto
@@ -5548,7 +5548,7 @@
                                  TemplateArgumentListInfo *ExplicitTemplateArgs,
                                  QualType ObjectType,
                                  Expr::Classification ObjectClassification,
-                                 llvm::ArrayRef<Expr *> Args,
+                                 ArrayRef<Expr *> Args,
                                  OverloadCandidateSet& CandidateSet,
                                  bool SuppressUserConversions) {
   if (!CandidateSet.isNewCandidate(MethodTmpl))
@@ -5598,7 +5598,7 @@
 Sema::AddTemplateOverloadCandidate(FunctionTemplateDecl *FunctionTemplate,
                                    DeclAccessPair FoundDecl,
                                  TemplateArgumentListInfo *ExplicitTemplateArgs,
-                                   llvm::ArrayRef<Expr *> Args,
+                                   ArrayRef<Expr *> Args,
                                    OverloadCandidateSet& CandidateSet,
                                    bool SuppressUserConversions) {
   if (!CandidateSet.isNewCandidate(FunctionTemplate))
@@ -5832,7 +5832,7 @@
                                  CXXRecordDecl *ActingContext,
                                  const FunctionProtoType *Proto,
                                  Expr *Object,
-                                 llvm::ArrayRef<Expr *> Args,
+                                 ArrayRef<Expr *> Args,
                                  OverloadCandidateSet& CandidateSet) {
   if (!CandidateSet.isNewCandidate(Conversion))
     return;
@@ -7685,7 +7685,7 @@
 void
 Sema::AddArgumentDependentLookupCandidates(DeclarationName Name,
                                            bool Operator, SourceLocation Loc,
-                                           llvm::ArrayRef<Expr *> Args,
+                                           ArrayRef<Expr *> Args,
                                  TemplateArgumentListInfo *ExplicitTemplateArgs,
                                            OverloadCandidateSet& CandidateSet,
                                            bool PartialOverloading) {
@@ -8398,7 +8398,7 @@
 
   case Sema::TDK_SubstitutionFailure: {
     // Format the template argument list into the argument string.
-    llvm::SmallString<128> TemplateArgString;
+    SmallString<128> TemplateArgString;
     if (TemplateArgumentList *Args =
           Cand->DeductionFailure.getTemplateArgumentList()) {
       TemplateArgString = " ";
@@ -8420,7 +8420,7 @@
     // Format the SFINAE diagnostic into the argument string.
     // FIXME: Add a general mechanism to include a PartialDiagnostic *'s
     //        formatted message in another diagnostic.
-    llvm::SmallString<128> SFINAEArgString;
+    SmallString<128> SFINAEArgString;
     SourceRange R;
     if (PDiag) {
       SFINAEArgString = ": ";
@@ -8739,7 +8739,7 @@
 /// CompleteNonViableCandidate - Normally, overload resolution only
 /// computes up to the first. Produces the FixIt set if possible.
 void CompleteNonViableCandidate(Sema &S, OverloadCandidate *Cand,
-                                llvm::ArrayRef<Expr *> Args) {
+                                ArrayRef<Expr *> Args) {
   assert(!Cand->Viable);
 
   // Don't do anything on failures other than bad conversion.
@@ -8827,7 +8827,7 @@
 /// set.
 void OverloadCandidateSet::NoteCandidates(Sema &S,
                                           OverloadCandidateDisplayKind OCD,
-                                          llvm::ArrayRef<Expr *> Args,
+                                          ArrayRef<Expr *> Args,
                                           StringRef Opc,
                                           SourceLocation OpLoc) {
   // Sort the candidates by viability and position.  Sorting directly would
@@ -9418,7 +9418,7 @@
 static void AddOverloadedCallCandidate(Sema &S,
                                        DeclAccessPair FoundDecl,
                                  TemplateArgumentListInfo *ExplicitTemplateArgs,
-                                       llvm::ArrayRef<Expr *> Args,
+                                       ArrayRef<Expr *> Args,
                                        OverloadCandidateSet &CandidateSet,
                                        bool PartialOverloading,
                                        bool KnownValid) {
@@ -9449,7 +9449,7 @@
 /// \brief Add the overload candidates named by callee and/or found by argument
 /// dependent lookup to the given overload set.
 void Sema::AddOverloadedCallCandidates(UnresolvedLookupExpr *ULE,
-                                       llvm::ArrayRef<Expr *> Args,
+                                       ArrayRef<Expr *> Args,
                                        OverloadCandidateSet &CandidateSet,
                                        bool PartialOverloading) {
 
@@ -9513,7 +9513,7 @@
 DiagnoseTwoPhaseLookup(Sema &SemaRef, SourceLocation FnLoc,
                        const CXXScopeSpec &SS, LookupResult &R,
                        TemplateArgumentListInfo *ExplicitTemplateArgs,
-                       llvm::ArrayRef<Expr *> Args) {
+                       ArrayRef<Expr *> Args) {
   if (SemaRef.ActiveTemplateInstantiations.empty() || !SS.isEmpty())
     return false;
 
@@ -9610,7 +9610,7 @@
 static bool
 DiagnoseTwoPhaseOperatorLookup(Sema &SemaRef, OverloadedOperatorKind Op,
                                SourceLocation OpLoc,
-                               llvm::ArrayRef<Expr *> Args) {
+                               ArrayRef<Expr *> Args) {
   DeclarationName OpName =
     SemaRef.Context.DeclarationNames.getCXXOperatorName(Op);
   LookupResult R(SemaRef, OpName, OpLoc, Sema::LookupOperatorName);
diff --git a/lib/Sema/SemaStmt.cpp b/lib/Sema/SemaStmt.cpp
index a9d3dd5..9d8c04a 100644
--- a/lib/Sema/SemaStmt.cpp
+++ b/lib/Sema/SemaStmt.cpp
@@ -726,7 +726,7 @@
       } else {
         // We already verified that the expression has a i-c-e value (C99
         // 6.8.4.2p3) - get that value now.
-        llvm::SmallVector<PartialDiagnosticAt, 8> Diags;
+        SmallVector<PartialDiagnosticAt, 8> Diags;
         LoVal = Lo->EvaluateKnownConstInt(Context, &Diags);
         if (Diags.size() == 1 && 
             Diags[0].second.getDiagID() == diag::note_constexpr_overflow) {
@@ -802,7 +802,7 @@
           if (DeclRefExpr *DeclRef = dyn_cast<DeclRefExpr>(CurrCase)) {
             CurrString = DeclRef->getDecl()->getName();
           }
-          llvm::SmallString<16> CaseValStr;
+          SmallString<16> CaseValStr;
           CaseVals[i-1].first.toString(CaseValStr);
 
           if (PrevString == CurrString)
@@ -1180,13 +1180,13 @@
   // of the excluded constructs are used.
   class DeclExtractor : public EvaluatedExprVisitor<DeclExtractor> {
     llvm::SmallPtrSet<VarDecl*, 8> &Decls;
-    llvm::SmallVector<SourceRange, 10> &Ranges;
+    SmallVector<SourceRange, 10> &Ranges;
     bool Simple;
 public:
   typedef EvaluatedExprVisitor<DeclExtractor> Inherited;
 
   DeclExtractor(Sema &S, llvm::SmallPtrSet<VarDecl*, 8> &Decls,
-                llvm::SmallVector<SourceRange, 10> &Ranges) :
+                SmallVector<SourceRange, 10> &Ranges) :
       Inherited(S.Context),
       Decls(Decls),
       Ranges(Ranges),
@@ -1335,7 +1335,7 @@
 
     PartialDiagnostic PDiag = S.PDiag(diag::warn_variables_not_in_loop_body);
     llvm::SmallPtrSet<VarDecl*, 8> Decls;
-    llvm::SmallVector<SourceRange, 10> Ranges;
+    SmallVector<SourceRange, 10> Ranges;
     DeclExtractor DE(S, Decls, Ranges);
     DE.Visit(Second);
 
@@ -1371,8 +1371,8 @@
     // Load SourceRanges into diagnostic if there is room.
     // Otherwise, load the SourceRange of the conditional expression.
     if (Ranges.size() <= PartialDiagnostic::MaxArguments)
-      for (llvm::SmallVector<SourceRange, 10>::iterator I = Ranges.begin(),
-                                                        E = Ranges.end();
+      for (SmallVector<SourceRange, 10>::iterator I = Ranges.begin(),
+                                                  E = Ranges.end();
            I != E; ++I)
         PDiag << *I;
     else
diff --git a/lib/Sema/SemaStmtAsm.cpp b/lib/Sema/SemaStmtAsm.cpp
index e0c3a73..008a99a 100644
--- a/lib/Sema/SemaStmtAsm.cpp
+++ b/lib/Sema/SemaStmtAsm.cpp
@@ -388,7 +388,7 @@
 static bool buildMSAsmString(Sema &SemaRef,
                              SourceLocation AsmLoc,
                              ArrayRef<Token> AsmToks,
-                             llvm::SmallVectorImpl<unsigned> &TokOffsets,
+                             SmallVectorImpl<unsigned> &TokOffsets,
                              std::string &AsmString) {
   assert (!AsmToks.empty() && "Didn't expect an empty AsmToks!");
 
@@ -578,7 +578,7 @@
   }
 
   std::string AsmString;
-  llvm::SmallVector<unsigned, 8> TokOffsets;
+  SmallVector<unsigned, 8> TokOffsets;
   if (buildMSAsmString(*this, AsmLoc, AsmToks, TokOffsets, AsmString))
     return StmtError();
 
diff --git a/lib/Sema/SemaTemplate.cpp b/lib/Sema/SemaTemplate.cpp
index 87d3dc5..df1521f 100644
--- a/lib/Sema/SemaTemplate.cpp
+++ b/lib/Sema/SemaTemplate.cpp
@@ -3586,7 +3586,7 @@
   Arg = ArgRV.take();
   
   Expr::EvalResult EvalResult;
-  llvm::SmallVector<PartialDiagnosticAt, 8> Notes;
+  SmallVector<PartialDiagnosticAt, 8> Notes;
   EvalResult.Diag = &Notes;
   if (!Arg->EvaluateAsRValue(EvalResult, S.Context) ||
       EvalResult.HasSideEffects) {
diff --git a/lib/Sema/SemaTemplateInstantiate.cpp b/lib/Sema/SemaTemplateInstantiate.cpp
index 6d0aa21..04aa79b 100644
--- a/lib/Sema/SemaTemplateInstantiate.cpp
+++ b/lib/Sema/SemaTemplateInstantiate.cpp
@@ -1265,7 +1265,7 @@
 
   // Transform each of the parameter expansions into the corresponding
   // parameters in the instantiation of the function decl.
-  llvm::SmallVector<Decl*, 8> Parms;
+  SmallVector<Decl *, 8> Parms;
   Parms.reserve(E->getNumExpansions());
   for (FunctionParmPackExpr::iterator I = E->begin(), End = E->end();
        I != End; ++I) {
diff --git a/lib/Sema/TreeTransform.h b/lib/Sema/TreeTransform.h
index 034a8cb..5400696 100644
--- a/lib/Sema/TreeTransform.h
+++ b/lib/Sema/TreeTransform.h
@@ -247,7 +247,7 @@
   /// must be set.
   bool TryExpandParameterPacks(SourceLocation EllipsisLoc,
                                SourceRange PatternRange,
-                             llvm::ArrayRef<UnexpandedParameterPack> Unexpanded,
+                               ArrayRef<UnexpandedParameterPack> Unexpanded,
                                bool &ShouldExpand,
                                bool &RetainExpansion,
                                llvm::Optional<unsigned> &NumExpansions) {
@@ -7594,7 +7594,7 @@
 ExprResult
 TreeTransform<Derived>::TransformTypeTraitExpr(TypeTraitExpr *E) {
   bool ArgChanged = false;
-  llvm::SmallVector<TypeSourceInfo *, 4> Args;
+  SmallVector<TypeSourceInfo *, 4> Args;
   for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) {
     TypeSourceInfo *From = E->getArg(I);
     TypeLoc FromTL = From->getTypeLoc();
@@ -7942,8 +7942,8 @@
   getDerived().transformedLocalDecl(E->getLambdaClass(), Class);
 
   // Transform lambda parameters.
-  llvm::SmallVector<QualType, 4> ParamTypes;
-  llvm::SmallVector<ParmVarDecl *, 4> Params;
+  SmallVector<QualType, 4> ParamTypes;
+  SmallVector<ParmVarDecl *, 4> Params;
   if (getDerived().TransformFunctionTypeParams(E->getLocStart(),
         E->getCallOperator()->param_begin(),
         E->getCallOperator()->param_size(),
@@ -8435,7 +8435,7 @@
 ExprResult
 TreeTransform<Derived>::TransformObjCArrayLiteral(ObjCArrayLiteral *E) {
   // Transform each of the elements.
-  llvm::SmallVector<Expr *, 8> Elements;
+  SmallVector<Expr *, 8> Elements;
   bool ArgChanged = false;
   if (getDerived().TransformExprs(E->getElements(), E->getNumElements(),
                                   /*IsCall=*/false, Elements, &ArgChanged))
@@ -8454,7 +8454,7 @@
 TreeTransform<Derived>::TransformObjCDictionaryLiteral(
                                                     ObjCDictionaryLiteral *E) {
   // Transform each of the elements.
-  llvm::SmallVector<ObjCDictionaryElement, 8> Elements;
+  SmallVector<ObjCDictionaryElement, 8> Elements;
   bool ArgChanged = false;
   for (unsigned I = 0, N = E->getNumElements(); I != N; ++I) {
     ObjCDictionaryElement OrigElement = E->getKeyValueElement(I);