Convert //content/browser from scoped_ptr to std::unique_ptr

content/browser/tracing/background_tracing_manager_impl.cc

Index: content/browser/tracing/background_tracing_manager_impl.cc
diff --git a/content/browser/tracing/background_tracing_manager_impl.cc b/content/browser/tracing/background_tracing_manager_impl.cc
index ca394886207a98b21258ca630d802516314cbb1a..32fac322c04946c05aabe13e47ab06ab8edb3eb1 100644
--- a/content/browser/tracing/background_tracing_manager_impl.cc
+++ b/content/browser/tracing/background_tracing_manager_impl.cc
@@ -101,7 +101,7 @@ void BackgroundTracingManagerImpl::WhenIdle(
 }
 
 bool BackgroundTracingManagerImpl::SetActiveScenario(
-    scoped_ptr<BackgroundTracingConfig> config,
+    std::unique_ptr<BackgroundTracingConfig> config,
     const BackgroundTracingManager::ReceiveCallback& receive_callback,
     DataFiltering data_filtering) {
   CHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
@@ -136,7 +136,7 @@ bool BackgroundTracingManagerImpl::SetActiveScenario(
                    base::Unretained(this)));
   }
 
-  scoped_ptr<const content::BackgroundTracingConfigImpl> config_impl(
+  std::unique_ptr<const content::BackgroundTracingConfigImpl> config_impl(
       static_cast<BackgroundTracingConfigImpl*>(config.release()));
 
   base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
@@ -400,7 +400,7 @@ void BackgroundTracingManagerImpl::StartTracing(
 }
 
 void BackgroundTracingManagerImpl::OnFinalizeStarted(
-    scoped_ptr<const base::DictionaryValue> metadata,
+    std::unique_ptr<const base::DictionaryValue> metadata,
     base::RefCountedString* file_contents) {
   CHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
 
@@ -452,7 +452,8 @@ void BackgroundTracingManagerImpl::AddCustomMetadata(
     TracingControllerImpl::TraceDataSink* trace_data_sink) const {
   base::DictionaryValue metadata_dict;
 
-  scoped_ptr<base::DictionaryValue> config_dict(new base::DictionaryValue());
+  std::unique_ptr<base::DictionaryValue> config_dict(
+      new base::DictionaryValue());
   config_->IntoDict(config_dict.get());
   metadata_dict.Set("config", std::move(config_dict));