Replace OwningPtr<T> with std::unique_ptr<T>.

This compiles with no changes to clang/lld/lldb with MSVC and includes
overloads to various functions which are used by those projects and llvm
which have OwningPtr's as parameters. This should allow out of tree
projects some time to move. There are also no changes to libs/Target,
which should help out of tree targets have time to move, if necessary.

llvm-svn: 203083
diff --git a/llvm/unittests/IR/ConstantsTest.cpp b/llvm/unittests/IR/ConstantsTest.cpp
index fee38b8..b3aa810 100644
--- a/llvm/unittests/IR/ConstantsTest.cpp
+++ b/llvm/unittests/IR/ConstantsTest.cpp
@@ -162,7 +162,7 @@
   }
 
 TEST(ConstantsTest, AsInstructionsTest) {
-  OwningPtr<Module> M(new Module("MyModule", getGlobalContext()));
+  std::unique_ptr<Module> M(new Module("MyModule", getGlobalContext()));
 
   Type *Int64Ty = Type::getInt64Ty(getGlobalContext());
   Type *Int32Ty = Type::getInt32Ty(getGlobalContext());
diff --git a/llvm/unittests/IR/DominatorTreeTest.cpp b/llvm/unittests/IR/DominatorTreeTest.cpp
index d10031c..98c2317 100644
--- a/llvm/unittests/IR/DominatorTreeTest.cpp
+++ b/llvm/unittests/IR/DominatorTreeTest.cpp
@@ -218,7 +218,7 @@
 
     TEST(DominatorTree, Unreachable) {
       DPass *P = new DPass();
-      OwningPtr<Module> M(makeLLVMModule(P));
+      std::unique_ptr<Module> M(makeLLVMModule(P));
       PassManager Passes;
       Passes.add(P);
       Passes.run(*M);
diff --git a/llvm/unittests/IR/IRBuilderTest.cpp b/llvm/unittests/IR/IRBuilderTest.cpp
index 5d67e70..9796e44 100644
--- a/llvm/unittests/IR/IRBuilderTest.cpp
+++ b/llvm/unittests/IR/IRBuilderTest.cpp
@@ -8,7 +8,6 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/IR/IRBuilder.h"
-#include "llvm/ADT/OwningPtr.h"
 #include "llvm/IR/BasicBlock.h"
 #include "llvm/IR/DataLayout.h"
 #include "llvm/IR/Function.h"
@@ -41,7 +40,7 @@
   }
 
   LLVMContext Ctx;
-  OwningPtr<Module> M;
+  std::unique_ptr<Module> M;
   Function *F;
   BasicBlock *BB;
   GlobalVariable *GV;
@@ -109,7 +108,7 @@
 }
 
 TEST_F(IRBuilderTest, DataLayout) {
-  OwningPtr<Module> M(new Module("test", Ctx));
+  std::unique_ptr<Module> M(new Module("test", Ctx));
   M->setDataLayout("e-n32");
   EXPECT_TRUE(M->getDataLayout()->isLegalInteger(32));
   M->setDataLayout("e");
diff --git a/llvm/unittests/IR/LegacyPassManagerTest.cpp b/llvm/unittests/IR/LegacyPassManagerTest.cpp
index 284a513..df6f460 100644
--- a/llvm/unittests/IR/LegacyPassManagerTest.cpp
+++ b/llvm/unittests/IR/LegacyPassManagerTest.cpp
@@ -346,7 +346,7 @@
 
     template<typename T>
     void MemoryTestHelper(int run) {
-      OwningPtr<Module> M(makeLLVMModule());
+      std::unique_ptr<Module> M(makeLLVMModule());
       T *P = new T();
       PassManager Passes;
       Passes.add(new DataLayoutPass(M.get()));
diff --git a/llvm/unittests/IR/PassManagerTest.cpp b/llvm/unittests/IR/PassManagerTest.cpp
index ee1deff..75ba02b 100644
--- a/llvm/unittests/IR/PassManagerTest.cpp
+++ b/llvm/unittests/IR/PassManagerTest.cpp
@@ -175,7 +175,7 @@
 
 class PassManagerTest : public ::testing::Test {
 protected:
-  OwningPtr<Module> M;
+  std::unique_ptr<Module> M;
 
 public:
   PassManagerTest()
diff --git a/llvm/unittests/IR/PatternMatch.cpp b/llvm/unittests/IR/PatternMatch.cpp
index da16381..bebee15 100644
--- a/llvm/unittests/IR/PatternMatch.cpp
+++ b/llvm/unittests/IR/PatternMatch.cpp
@@ -32,7 +32,7 @@
 
 struct PatternMatchTest : ::testing::Test {
   LLVMContext Ctx;
-  OwningPtr<Module> M;
+  std::unique_ptr<Module> M;
   Function *F;
   BasicBlock *BB;
   IRBuilder<true, NoFolder> IRB;
diff --git a/llvm/unittests/IR/ValueHandleTest.cpp b/llvm/unittests/IR/ValueHandleTest.cpp
index bbca701..15a0c22 100644
--- a/llvm/unittests/IR/ValueHandleTest.cpp
+++ b/llvm/unittests/IR/ValueHandleTest.cpp
@@ -8,7 +8,6 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/IR/ValueHandle.h"
-#include "llvm/ADT/OwningPtr.h"
 #include "llvm/IR/Constants.h"
 #include "llvm/IR/Instructions.h"
 #include "llvm/IR/LLVMContext.h"
@@ -336,7 +335,7 @@
 
   class DestroyingVH : public CallbackVH {
   public:
-    OwningPtr<WeakVH> ToClear[2];
+    std::unique_ptr<WeakVH> ToClear[2];
     DestroyingVH(Value *V) {
       ToClear[0].reset(new WeakVH(V));
       setValPtr(V);
diff --git a/llvm/unittests/IR/ValueMapTest.cpp b/llvm/unittests/IR/ValueMapTest.cpp
index 2e7e5dc..176b56c 100644
--- a/llvm/unittests/IR/ValueMapTest.cpp
+++ b/llvm/unittests/IR/ValueMapTest.cpp
@@ -8,7 +8,6 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/IR/ValueMap.h"
-#include "llvm/ADT/OwningPtr.h"
 #include "llvm/Config/llvm-config.h"
 #include "llvm/IR/Constants.h"
 #include "llvm/IR/Instructions.h"
@@ -24,8 +23,8 @@
 class ValueMapTest : public testing::Test {
 protected:
   Constant *ConstantV;
-  OwningPtr<BitCastInst> BitcastV;
-  OwningPtr<BinaryOperator> AddV;
+  std::unique_ptr<BitCastInst> BitcastV;
+  std::unique_ptr<BinaryOperator> AddV;
 
   ValueMapTest() :
     ConstantV(ConstantInt::get(Type::getInt32Ty(getGlobalContext()), 0)),
diff --git a/llvm/unittests/IR/ValueTest.cpp b/llvm/unittests/IR/ValueTest.cpp
index f10e589..d92bc82 100644
--- a/llvm/unittests/IR/ValueTest.cpp
+++ b/llvm/unittests/IR/ValueTest.cpp
@@ -45,7 +45,7 @@
 
 TEST(GlobalTest, CreateAddressSpace) {
   LLVMContext &Ctx = getGlobalContext();
-  OwningPtr<Module> M(new Module("TestModule", Ctx));
+  std::unique_ptr<Module> M(new Module("TestModule", Ctx));
   Type *Int8Ty = Type::getInt8Ty(Ctx);
   Type *Int32Ty = Type::getInt32Ty(Ctx);
 
diff --git a/llvm/unittests/IR/VerifierTest.cpp b/llvm/unittests/IR/VerifierTest.cpp
index a5ce5fc..0a660a6 100644
--- a/llvm/unittests/IR/VerifierTest.cpp
+++ b/llvm/unittests/IR/VerifierTest.cpp
@@ -8,7 +8,6 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/IR/Verifier.h"
-#include "llvm/ADT/OwningPtr.h"
 #include "llvm/IR/Constants.h"
 #include "llvm/IR/DerivedTypes.h"
 #include "llvm/IR/Function.h"