Replace SmartArrayPointer<T> with unique_ptr<T[]>

src/string-stream.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/string-stream.h"
 
+#include <memory>
+
 #include "src/handles-inl.h"
 #include "src/prototype.h"
 
 namespace v8 {
 namespace internal {
 
 static const int kMentionedObjectCacheMaxSize = 256;
 
 char* HeapStringAllocator::allocate(unsigned bytes) {
   space_ = NewArray<char>(bytes);
@@ skipping 225 matching lines @@
 }
 
 
 void StringStream::Add(const char* format, FmtElm arg0, FmtElm arg1,
                        FmtElm arg2, FmtElm arg3, FmtElm arg4) {
   const char argc = 5;
   FmtElm argv[argc] = { arg0, arg1, arg2, arg3, arg4 };
   Add(CStrVector(format), Vector<FmtElm>(argv, argc));
 }
 
-
-base::SmartArrayPointer<const char> StringStream::ToCString() const {
+std::unique_ptr<char[]> StringStream::ToCString() const {
   char* str = NewArray<char>(length_ + 1);
   MemCopy(str, buffer_, length_);
   str[length_] = '\0';
-  return base::SmartArrayPointer<const char>(str);
+  return std::unique_ptr<char[]>(str);
 }
 
 
 void StringStream::Log(Isolate* isolate) {
   LOG(isolate, StringEvent("StackDump", buffer_));
 }
 
 
 void StringStream::OutputToFile(FILE* out) {
   // Dump the output to stdout, but make sure to break it up into
@@ skipping 310 matching lines @@
   MemCopy(new_space, space_, *bytes);
   *bytes = new_bytes;
   DeleteArray(space_);
   space_ = new_space;
   return new_space;
 }
 
 
 }  // namespace internal
 }  // namespace v8