Convert //base to use std::unique_ptr

base/memory/shared_memory_mac_unittest.cc

Index: base/memory/shared_memory_mac_unittest.cc
diff --git a/base/memory/shared_memory_mac_unittest.cc b/base/memory/shared_memory_mac_unittest.cc
index bcb1f2b966971eefbbddf4652226ae96cb16e0f7..a44df9908a01e17913a98e3a407cc4f877a4ad0c 100644
--- a/base/memory/shared_memory_mac_unittest.cc
+++ b/base/memory/shared_memory_mac_unittest.cc
@@ -54,13 +54,13 @@ bool GetProtections(void* address, size_t size, int* current, int* max) {
 }
 
 // Creates a new SharedMemory with the given |size|, filled with 'a'.
-scoped_ptr<SharedMemory> CreateSharedMemory(int size) {
+std::unique_ptr<SharedMemory> CreateSharedMemory(int size) {
   SharedMemoryHandle shm(size);
   if (!shm.IsValid()) {
     LOG(ERROR) << "Failed to make SharedMemoryHandle";
     return nullptr;
   }
-  scoped_ptr<SharedMemory> shared_memory(new SharedMemory(shm, false));
+  std::unique_ptr<SharedMemory> shared_memory(new SharedMemory(shm, false));
   shared_memory->Map(size);
   memset(shared_memory->memory(), 'a', size);
   return shared_memory;
@@ -234,7 +234,8 @@ TEST_F(SharedMemoryMacMultiProcessTest, MachBasedSharedMemory) {
 
   SetUpChild("MachBasedSharedMemoryClient");
 
-  scoped_ptr<SharedMemory> shared_memory(CreateSharedMemory(s_memory_size));
+  std::unique_ptr<SharedMemory> shared_memory(
+      CreateSharedMemory(s_memory_size));
 
   // Send the underlying memory object to the client process.
   SendMachPort(client_port_.get(), shared_memory->handle().GetMemoryObject(),
@@ -347,7 +348,8 @@ TEST_F(SharedMemoryMacMultiProcessTest, MachUnmapMap) {
 
   mach_msg_type_number_t active_name_count = GetActiveNameCount();
 
-  scoped_ptr<SharedMemory> shared_memory = CreateSharedMemory(s_memory_size);
+  std::unique_ptr<SharedMemory> shared_memory =
+      CreateSharedMemory(s_memory_size);
   ASSERT_TRUE(shared_memory->Unmap());
   ASSERT_TRUE(shared_memory->Map(s_memory_size));
   shared_memory.reset();
@@ -370,7 +372,7 @@ TEST_F(SharedMemoryMacMultiProcessTest, MachSharedMemoryTakesOwnership) {
   EXPECT_EQ(active_name_count + 1, GetActiveNameCount());
 
   // Name count doesn't change when mapping the memory.
-  scoped_ptr<SharedMemory> shared_memory(new SharedMemory(shm, false));
+  std::unique_ptr<SharedMemory> shared_memory(new SharedMemory(shm, false));
   shared_memory->Map(s_memory_size);
   EXPECT_EQ(active_name_count + 1, GetActiveNameCount());
 
@@ -385,7 +387,8 @@ TEST_F(SharedMemoryMacMultiProcessTest, MachReadOnly) {
   if (mac::IsOSSnowLeopard())
     return;
 
-  scoped_ptr<SharedMemory> shared_memory(CreateSharedMemory(s_memory_size));
+  std::unique_ptr<SharedMemory> shared_memory(
+      CreateSharedMemory(s_memory_size));
 
   SharedMemoryHandle shm2 = shared_memory->handle().Duplicate();
   ASSERT_TRUE(shm2.IsValid());
@@ -403,7 +406,8 @@ TEST_F(SharedMemoryMacMultiProcessTest, MachShareToProcess) {
   mach_msg_type_number_t active_name_count = GetActiveNameCount();
 
   {
-    scoped_ptr<SharedMemory> shared_memory(CreateSharedMemory(s_memory_size));
+    std::unique_ptr<SharedMemory> shared_memory(
+        CreateSharedMemory(s_memory_size));
 
     SharedMemoryHandle shm2;
     ASSERT_TRUE(shared_memory->ShareToProcess(GetCurrentProcId(), &shm2));
@@ -425,7 +429,8 @@ TEST_F(SharedMemoryMacMultiProcessTest, MachShareToProcessReadonly) {
   if (mac::IsOSSnowLeopard())
     return;
 
-  scoped_ptr<SharedMemory> shared_memory(CreateSharedMemory(s_memory_size));
+  std::unique_ptr<SharedMemory> shared_memory(
+      CreateSharedMemory(s_memory_size));
 
   // Check the protection levels.
   int current_prot, max_prot;
@@ -471,7 +476,8 @@ TEST_F(SharedMemoryMacMultiProcessTest, MachShareToProcessReadonlyLeak) {
   mach_msg_type_number_t active_name_count = GetActiveNameCount();
 
   {
-    scoped_ptr<SharedMemory> shared_memory(CreateSharedMemory(s_memory_size));
+    std::unique_ptr<SharedMemory> shared_memory(
+        CreateSharedMemory(s_memory_size));
 
     SharedMemoryHandle shm2;
     ASSERT_TRUE(