Convert //tools to use std::unique_ptr

tools/gn/builder_unittest.cc

Index: tools/gn/builder_unittest.cc
diff --git a/tools/gn/builder_unittest.cc b/tools/gn/builder_unittest.cc
index 5129063d2ec3bdf321c53d9c48e3ae9012e3ae92..96fad7d268be2c5e8a8016a00bdadd0cbd8c1c48 100644
--- a/tools/gn/builder_unittest.cc
+++ b/tools/gn/builder_unittest.cc
@@ -78,7 +78,7 @@ class BuilderTest : public testing::Test {
   Toolchain* DefineToolchain() {
     Toolchain* tc = new Toolchain(&settings_, settings_.toolchain_label());
     TestWithScope::SetupToolchain(tc);
-    builder_->ItemDefined(scoped_ptr<Item>(tc));
+    builder_->ItemDefined(std::unique_ptr<Item>(tc));
     return tc;
   }
 
@@ -107,7 +107,7 @@ TEST_F(BuilderTest, BasicDeps) {
   Target* a = new Target(&settings_, a_label);
   a->public_deps().push_back(LabelTargetPair(b_label));
   a->set_output_type(Target::EXECUTABLE);
-  builder_->ItemDefined(scoped_ptr<Item>(a));
+  builder_->ItemDefined(std::unique_ptr<Item>(a));
 
   // Should have requested that B and the toolchain is loaded.
   EXPECT_TRUE(loader_->HasLoadedTwo(SourceFile("//tc/BUILD.gn"),
@@ -152,7 +152,7 @@ TEST_F(BuilderTest, BasicDeps) {
   Target* c = new Target(&settings_, c_label);
   c->set_output_type(Target::STATIC_LIBRARY);
   c->visibility().SetPublic();
-  builder_->ItemDefined(scoped_ptr<Item>(c));
+  builder_->ItemDefined(std::unique_ptr<Item>(c));
 
   // C only depends on the already-loaded toolchain so we shouldn't have
   // requested anything else.
@@ -163,7 +163,7 @@ TEST_F(BuilderTest, BasicDeps) {
   a->public_deps().push_back(LabelTargetPair(c_label));
   b->set_output_type(Target::SHARED_LIBRARY);
   b->visibility().SetPublic();
-  builder_->ItemDefined(scoped_ptr<Item>(b));
+  builder_->ItemDefined(std::unique_ptr<Item>(b));
 
   // B depends only on the already-loaded C and toolchain so we shouldn't have
   // requested anything else.
@@ -194,7 +194,7 @@ TEST_F(BuilderTest, ShouldGenerate) {
   settings2.set_toolchain_label(toolchain_label2);
   Toolchain* tc2 = new Toolchain(&settings2, toolchain_label2);
   TestWithScope::SetupToolchain(tc2);
-  builder_->ItemDefined(scoped_ptr<Item>(tc2));
+  builder_->ItemDefined(std::unique_ptr<Item>(tc2));
 
   // Construct a dependency chain: A -> B. A is in the default toolchain, B
   // is not.
@@ -207,7 +207,7 @@ TEST_F(BuilderTest, ShouldGenerate) {
   Target* b = new Target(&settings2, b_label);
   b->visibility().SetPublic();
   b->set_output_type(Target::EXECUTABLE);
-  builder_->ItemDefined(scoped_ptr<Item>(b));
+  builder_->ItemDefined(std::unique_ptr<Item>(b));
 
   // B should not be marked generated by default.
   BuilderRecord* b_record = builder_->GetRecord(b_label);
@@ -217,7 +217,7 @@ TEST_F(BuilderTest, ShouldGenerate) {
   Target* a = new Target(&settings_, a_label);
   a->public_deps().push_back(LabelTargetPair(b_label));
   a->set_output_type(Target::EXECUTABLE);
-  builder_->ItemDefined(scoped_ptr<Item>(a));
+  builder_->ItemDefined(std::unique_ptr<Item>(a));
 
   // A should have the generate bit set since it's in the default toolchain.
   BuilderRecord* a_record = builder_->GetRecord(a_label);
@@ -242,7 +242,7 @@ TEST_F(BuilderTest, ConfigLoad) {
   // The builder will take ownership of the pointers.
   Config* a = new Config(&settings_, a_label);
   a->configs().push_back(LabelConfigPair(b_label));
-  builder_->ItemDefined(scoped_ptr<Item>(a));
+  builder_->ItemDefined(std::unique_ptr<Item>(a));
 
   // Should have requested that B is loaded.
   EXPECT_TRUE(loader_->HasLoadedOne(SourceFile("//b/BUILD.gn")));