Now we have a proper C++ library, use std::unique_ptr.

Also remove the Android.libcxx.mk and other bits of stlport compatibility
mechanics.

Change-Id: Icdf7188ba3c79cdf5617672c1cfd0a68ae596a61
diff --git a/compiler/llvm/compiler_llvm.cc b/compiler/llvm/compiler_llvm.cc
index df895ee..5990e8c 100644
--- a/compiler/llvm/compiler_llvm.cc
+++ b/compiler/llvm/compiler_llvm.cc
@@ -136,7 +136,7 @@
 
 CompiledMethod* CompilerLLVM::
 CompileDexMethod(DexCompilationUnit* dex_compilation_unit, InvokeType invoke_type) {
-  UniquePtr<LlvmCompilationUnit> cunit(AllocateCompilationUnit());
+  std::unique_ptr<LlvmCompilationUnit> cunit(AllocateCompilationUnit());
 
   cunit->SetDexCompilationUnit(dex_compilation_unit);
   cunit->SetCompilerDriver(compiler_driver_);
@@ -163,9 +163,9 @@
 
 CompiledMethod* CompilerLLVM::
 CompileNativeMethod(DexCompilationUnit* dex_compilation_unit) {
-  UniquePtr<LlvmCompilationUnit> cunit(AllocateCompilationUnit());
+  std::unique_ptr<LlvmCompilationUnit> cunit(AllocateCompilationUnit());
 
-  UniquePtr<JniCompiler> jni_compiler(
+  std::unique_ptr<JniCompiler> jni_compiler(
       new JniCompiler(cunit.get(), compiler_driver_, dex_compilation_unit));
 
   return jni_compiler->Compile();
diff --git a/compiler/llvm/compiler_llvm.h b/compiler/llvm/compiler_llvm.h
index c2211fb..cc74deb 100644
--- a/compiler/llvm/compiler_llvm.h
+++ b/compiler/llvm/compiler_llvm.h
@@ -17,18 +17,17 @@
 #ifndef ART_COMPILER_LLVM_COMPILER_LLVM_H_
 #define ART_COMPILER_LLVM_COMPILER_LLVM_H_
 
+#include <memory>
+#include <string>
+#include <utility>
+#include <vector>
+
 #include "base/macros.h"
 #include "dex_file.h"
 #include "driver/compiler_driver.h"
 #include "instruction_set.h"
 #include "mirror/object.h"
 
-#include <UniquePtr.h>
-
-#include <string>
-#include <utility>
-#include <vector>
-
 namespace art {
   class CompiledMethod;
   class CompilerDriver;
diff --git a/compiler/llvm/gbc_expander.cc b/compiler/llvm/gbc_expander.cc
index cf28db3..25c9b20 100644
--- a/compiler/llvm/gbc_expander.cc
+++ b/compiler/llvm/gbc_expander.cc
@@ -141,7 +141,7 @@
 
   std::vector<llvm::BasicBlock*> basic_block_landing_pads_;
   llvm::BasicBlock* current_bb_;
-  std::map<llvm::BasicBlock*, std::vector<std::pair<llvm::BasicBlock*, llvm::BasicBlock*> > >
+  std::map<llvm::BasicBlock*, std::vector<std::pair<llvm::BasicBlock*, llvm::BasicBlock*>>>
       landing_pad_phi_mapping_;
   llvm::BasicBlock* basic_block_unwind_;
 
@@ -545,7 +545,7 @@
     }
 
     llvm::TerminatorInst* term_inst = lbb->getTerminator();
-    std::vector<std::pair<llvm::BasicBlock*, llvm::BasicBlock*> >& rewrite_pair
+    std::vector<std::pair<llvm::BasicBlock*, llvm::BasicBlock*>>& rewrite_pair
         = landing_pad_phi_mapping_[lbb];
     irb_.SetInsertPoint(lbb->begin());
 
diff --git a/compiler/llvm/llvm_compilation_unit.cc b/compiler/llvm/llvm_compilation_unit.cc
index 78bdb4d..741c2d7 100644
--- a/compiler/llvm/llvm_compilation_unit.cc
+++ b/compiler/llvm/llvm_compilation_unit.cc
@@ -152,7 +152,7 @@
   std::string bitcode;
   DumpBitcodeToString(bitcode);
   std::string filename(StringPrintf("%s/Art%zu.bc", DumpDirectory().c_str(), cunit_id_));
-  UniquePtr<File> output(OS::CreateEmptyFile(filename.c_str()));
+  std::unique_ptr<File> output(OS::CreateEmptyFile(filename.c_str()));
   output->WriteFully(bitcode.data(), bitcode.size());
   LOG(INFO) << ".bc file written successfully: " << filename;
 }
@@ -179,7 +179,7 @@
   if (kDumpELF) {
     // Dump the ELF image for debugging
     std::string filename(StringPrintf("%s/Art%zu.o", DumpDirectory().c_str(), cunit_id_));
-    UniquePtr<File> output(OS::CreateEmptyFile(filename.c_str()));
+    std::unique_ptr<File> output(OS::CreateEmptyFile(filename.c_str()));
     output->WriteFully(elf_object_.data(), elf_object_.size());
     LOG(INFO) << ".o file written successfully: " << filename;
   }
diff --git a/compiler/llvm/llvm_compilation_unit.h b/compiler/llvm/llvm_compilation_unit.h
index 58aa6fd..f11fb6e 100644
--- a/compiler/llvm/llvm_compilation_unit.h
+++ b/compiler/llvm/llvm_compilation_unit.h
@@ -17,6 +17,10 @@
 #ifndef ART_COMPILER_LLVM_LLVM_COMPILATION_UNIT_H_
 #define ART_COMPILER_LLVM_LLVM_COMPILATION_UNIT_H_
 
+#include <memory>
+#include <string>
+#include <vector>
+
 #include "base/logging.h"
 #include "base/mutex.h"
 #include "dex/compiler_internals.h"
@@ -28,10 +32,6 @@
 #include "runtime_support_llvm_func.h"
 #include "safe_map.h"
 
-#include <UniquePtr.h>
-#include <string>
-#include <vector>
-
 namespace art {
   class CompiledMethod;
 }
@@ -106,12 +106,12 @@
   const CompilerLLVM* compiler_llvm_;
   const size_t cunit_id_;
 
-  UniquePtr< ::llvm::LLVMContext> context_;
-  UniquePtr<IRBuilder> irb_;
-  UniquePtr<RuntimeSupportBuilder> runtime_support_;
+  std::unique_ptr< ::llvm::LLVMContext> context_;
+  std::unique_ptr<IRBuilder> irb_;
+  std::unique_ptr<RuntimeSupportBuilder> runtime_support_;
   ::llvm::Module* module_;  // Managed by context_
-  UniquePtr<IntrinsicHelper> intrinsic_helper_;
-  UniquePtr<LLVMInfo> llvm_info_;
+  std::unique_ptr<IntrinsicHelper> intrinsic_helper_;
+  std::unique_ptr<LLVMInfo> llvm_info_;
   CompilerDriver* driver_;
   DexCompilationUnit* dex_compilation_unit_;