Convert //extensions/{common,shell} from scoped_ptr to std::unique_ptr

extensions/test/test_extensions_client.cc

Index: extensions/test/test_extensions_client.cc
diff --git a/extensions/test/test_extensions_client.cc b/extensions/test/test_extensions_client.cc
index 753c6b0280978a4c6aba78e9eb5c52c9a570f6d7..d439162291511e6becf43dd5e93a640852a29426 100644
--- a/extensions/test/test_extensions_client.cc
+++ b/extensions/test/test_extensions_client.cc
@@ -72,10 +72,10 @@ const std::string TestExtensionsClient::GetProductName() {
   return "extensions_test";
 }
 
-scoped_ptr<FeatureProvider> TestExtensionsClient::CreateFeatureProvider(
+std::unique_ptr<FeatureProvider> TestExtensionsClient::CreateFeatureProvider(
     const std::string& name) const {
-  scoped_ptr<FeatureProvider> provider;
-  scoped_ptr<JSONFeatureProviderSource> source(
+  std::unique_ptr<FeatureProvider> provider;
+  std::unique_ptr<JSONFeatureProviderSource> source(
       CreateFeatureProviderSource(name));
   if (name == "api") {
     provider.reset(new BaseFeatureProvider(source->dictionary(),
@@ -95,10 +95,10 @@ scoped_ptr<FeatureProvider> TestExtensionsClient::CreateFeatureProvider(
   return provider;
 }
 
-scoped_ptr<JSONFeatureProviderSource>
+std::unique_ptr<JSONFeatureProviderSource>
 TestExtensionsClient::CreateFeatureProviderSource(
     const std::string& name) const {
-  scoped_ptr<JSONFeatureProviderSource> source(
+  std::unique_ptr<JSONFeatureProviderSource> source(
       new JSONFeatureProviderSource(name));
   if (name == "api") {
     source->LoadJSON(IDR_EXTENSION_API_FEATURES);