buffet: Cleaned up the remaining linter warnings

Fixed the remaining warnings from cpplint. So now every file
in platform2/buffet conforms to the default linter settings.

BUG=None
TEST=Code still compiles and unit tests pass

Change-Id: I094d06789590c6c76679c1e1c758525898e86923
Reviewed-on: https://chromium-review.googlesource.com/199414
Tested-by: Alex Vakulenko <avakulenko@chromium.org>
Reviewed-by: Christopher Wiley <wiley@chromium.org>
Commit-Queue: Alex Vakulenko <avakulenko@chromium.org>
diff --git a/buffet/async_event_sequencer.cc b/buffet/async_event_sequencer.cc
index b447c70..bf08d14 100644
--- a/buffet/async_event_sequencer.cc
+++ b/buffet/async_event_sequencer.cc
@@ -54,10 +54,10 @@
     const std::string& expected_method_name,
     const std::string& actual_interface_name,
     const std::string& actual_method_name, bool success) {
-  CHECK(expected_method_name == actual_method_name)
+  CHECK_EQ(expected_method_name, actual_method_name)
       << "Exported DBus method '" << actual_method_name << "' "
       << "but expected '" << expected_method_name << "'";
-  CHECK(expected_interface_name == actual_interface_name)
+  CHECK_EQ(expected_interface_name, actual_interface_name)
       << "Exported method DBus interface '" << actual_interface_name << "' "
       << "but expected '" << expected_interface_name << "'";
   finish_handler.Run(success);
@@ -67,7 +67,7 @@
 void AsyncEventSequencer::RetireRegistration(int registration_number) {
   const size_t handlers_retired = outstanding_registrations_.erase(
       registration_number);
-  CHECK(handlers_retired == 1)
+  CHECK_EQ(1, handlers_retired)
       << "Tried to retire invalid handler " << registration_number << ")";
 }
 
diff --git a/buffet/async_event_sequencer.h b/buffet/async_event_sequencer.h
index 105be6d..ab5bc1a 100644
--- a/buffet/async_event_sequencer.h
+++ b/buffet/async_event_sequencer.h
@@ -19,7 +19,7 @@
 
 // A helper class for coordinating the multiple async tasks.  A consumer
 // may grab any number of callbacks via Get*Handler() and schedule a list
-// of completion actions to take.  When all handlers obtained bia Get*Handler()
+// of completion actions to take.  When all handlers obtained via Get*Handler()
 // have been called, the AsyncEventSequencer will call its CompletionActions.
 //
 // Usage:
@@ -79,11 +79,11 @@
                        const std::string& error_message);
   void PossiblyRunCompletionActions();
 
-  bool started_{false};
-  int registration_counter_{0};
+  bool started_{false};          // NOLINT - initializer list
+  int registration_counter_{0};  // NOLINT - initializer list
   std::set<int> outstanding_registrations_;
   std::vector<CompletionAction> completion_actions_;
-  bool had_failures_{false};
+  bool had_failures_{false};     // NOLINT - initializer list
   // Ref counted objects have private destructors.
   ~AsyncEventSequencer();
   friend class base::RefCounted<AsyncEventSequencer>;
diff --git a/buffet/bind_lambda.h b/buffet/bind_lambda.h
index 69d948c..0172ab3 100644
--- a/buffet/bind_lambda.h
+++ b/buffet/bind_lambda.h
@@ -28,38 +28,38 @@
 // R(...)
 template <typename Lambda, typename R, typename... Args>
 class LambdaAdapter<Lambda, R(Lambda::*)(Args... args)> {
-public:
+ public:
   typedef R(RunType)(Args...);
   LambdaAdapter(Lambda lambda) : lambda_(lambda) {}
   R Run(Args... args) { return lambda_(args...); }
 
-private:
+ private:
   Lambda lambda_;
 };
 
 // R(...) const
 template <typename Lambda, typename R, typename... Args>
 class LambdaAdapter<Lambda, R(Lambda::*)(Args... args) const> {
-public:
+ public:
   typedef R(RunType)(Args...);
   LambdaAdapter(Lambda lambda) : lambda_(lambda) {}
   R Run(Args... args) { return lambda_(args...); }
 
-private:
+ private:
   Lambda lambda_;
 };
 
 template <typename Lambda>
 class RunnableAdapter : public LambdaAdapter<Lambda,
                                              decltype(&Lambda::operator())> {
-public:
+ public:
   explicit RunnableAdapter(Lambda lambda) :
       LambdaAdapter<Lambda, decltype(&Lambda::operator())>(lambda) {
   }
 };
 
 
-} // namespace internal
-} // namespace base
+}  // namespace internal
+}  // namespace base
 
-#endif // BUFFET_BIND_LAMBDA_H_
+#endif  // BUFFET_BIND_LAMBDA_H_
diff --git a/buffet/buffet_client.cc b/buffet/buffet_client.cc
index cec73e1..34eb89f 100644
--- a/buffet/buffet_client.cc
+++ b/buffet/buffet_client.cc
@@ -19,7 +19,7 @@
 #include "buffet/dbus_constants.h"
 #include "buffet/data_encoding.h"
 
-using namespace buffet::dbus_constants;
+using namespace buffet::dbus_constants;  // NOLINT(build/namespaces)
 
 namespace {
 static const int default_timeout_ms = 1000;
@@ -228,10 +228,10 @@
 
  private:
   scoped_refptr<dbus::Bus> bus_;
-  dbus::ObjectProxy* manager_proxy_{nullptr};
+  dbus::ObjectProxy* manager_proxy_{nullptr};  // NOLINT - initializer list
 };
 
-} // namespace
+}  // namespace
 
 int main(int argc, char** argv) {
   CommandLine::Init(argc, argv);
diff --git a/buffet/exported_object_manager.h b/buffet/exported_object_manager.h
index 14a0b1a..e1d8884 100644
--- a/buffet/exported_object_manager.h
+++ b/buffet/exported_object_manager.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef EXPORTED_OBJECT_MANAGER_H_
-#define EXPORTED_OBJECT_MANAGER_H_
+#ifndef BUFFET_EXPORTED_OBJECT_MANAGER_H_
+#define BUFFET_EXPORTED_OBJECT_MANAGER_H_
 
 #include <map>
 #include <string>
@@ -115,4 +115,4 @@
 
 }  //  namespace buffet
 
-#endif  // EXPORTED_OBJECT_MANAGER_H_
+#endif  // BUFFET_EXPORTED_OBJECT_MANAGER_H_
diff --git a/buffet/exported_property_set.h b/buffet/exported_property_set.h
index 8e535b6..3d7abc5 100644
--- a/buffet/exported_property_set.h
+++ b/buffet/exported_property_set.h
@@ -7,6 +7,7 @@
 
 #include <map>
 #include <string>
+#include <vector>
 
 #include <base/memory/weak_ptr.h>
 #include <dbus/exported_object.h>
@@ -168,7 +169,7 @@
 
  private:
   OnUpdateCallback on_update_;
-  T value_{};
+  T value_{};  // NOLINT - initializer list
 
   DISALLOW_COPY_AND_ASSIGN(ExportedProperty);
 };
diff --git a/buffet/manager.h b/buffet/manager.h
index d2b2859..a508d81 100644
--- a/buffet/manager.h
+++ b/buffet/manager.h
@@ -5,12 +5,14 @@
 #ifndef BUFFET_MANAGER_H_
 #define BUFFET_MANAGER_H_
 
+#include <memory>
+#include <string>
+
 #include <base/basictypes.h>
 #include <base/memory/scoped_ptr.h>
 #include <base/values.h>
 #include <dbus/message.h>
 #include <dbus/object_path.h>
-#include <memory>
 
 #include "buffet/dbus_constants.h"
 #include "buffet/exported_property_set.h"
@@ -27,7 +29,7 @@
  public:
   typedef base::Callback<void(bool success)> OnInitFinish;
 
-  Manager(dbus::Bus* bus);
+  explicit Manager(dbus::Bus* bus);
   ~Manager();
   void Init(const OnInitFinish& cb);
 
@@ -35,7 +37,7 @@
   struct Properties: public dbus_utils::ExportedPropertySet {
    public:
     dbus_utils::ExportedProperty<std::string> state_;
-    Properties(dbus::Bus* bus)
+    explicit Properties(dbus::Bus* bus)
         : dbus_utils::ExportedPropertySet(
               bus, dbus::ObjectPath(dbus_constants::kManagerServicePath)) {
       RegisterProperty(dbus_constants::kManagerInterface, "State", &state_);
diff --git a/buffet/storage_impls.cc b/buffet/storage_impls.cc
index 2d2531d..d95538a 100644
--- a/buffet/storage_impls.cc
+++ b/buffet/storage_impls.cc
@@ -4,6 +4,8 @@
 
 #include "buffet/storage_impls.h"
 
+#include <string>
+
 #include <base/files/important_file_writer.h>
 #include <base/json/json_reader.h>
 #include <base/json/json_writer.h>
diff --git a/buffet/storage_impls.h b/buffet/storage_impls.h
index 04d5f0f..6e69084 100644
--- a/buffet/storage_impls.h
+++ b/buffet/storage_impls.h
@@ -16,7 +16,7 @@
 // Persists the given Value to an atomically written file.
 class FileStorage : public StorageInterface {
  public:
-  FileStorage(const base::FilePath& file_path);
+  explicit FileStorage(const base::FilePath& file_path);
   virtual ~FileStorage() = default;
   virtual std::unique_ptr<base::Value> Load() override;
   virtual bool Save(const base::Value* config) override;