Standardize usage of virtual/override/final in chrome/browser/extensions/

chrome/browser/extensions/api/image_writer_private/operation_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "chrome/browser/extensions/api/image_writer_private/error_messages.h"
 #include "chrome/browser/extensions/api/image_writer_private/operation.h"
@@ skipping 19 matching lines @@
 
 // This class gives us a generic Operation with the ability to set or inspect
 // the current path to the image file.
 class OperationForTest : public Operation {
  public:
   OperationForTest(base::WeakPtr<OperationManager> manager_,
                    const ExtensionId& extension_id,
                    const std::string& device_path)
       : Operation(manager_, extension_id, device_path) {}
 
-  virtual void StartImpl() override {}
+  void StartImpl() override {}
 
   // Expose internal stages for testing.
   void Unzip(const base::Closure& continuation) {
     Operation::Unzip(continuation);
   }
 
   void Write(const base::Closure& continuation) {
     Operation::Write(continuation);
   }
 
   void VerifyWrite(const base::Closure& continuation) {
     Operation::VerifyWrite(continuation);
   }
 
   // Helpers to set-up state for intermediate stages.
   void SetImagePath(const base::FilePath image_path) {
     image_path_ = image_path;
   }
 
   base::FilePath GetImagePath() { return image_path_; }
 
  private:
-  virtual ~OperationForTest() {};
+  ~OperationForTest() override{};
 };
 
 class ImageWriterOperationTest : public ImageWriterUnitTestBase {
  protected:
   ImageWriterOperationTest()
       : profile_(new TestingProfile), manager_(profile_.get()) {}
   virtual void SetUp() override {
     ImageWriterUnitTestBase::SetUp();
 
     // Create the zip file.
@@ skipping 186 matching lines @@
 #endif
 
 // Tests that on creation the operation_ has the expected state.
 TEST_F(ImageWriterOperationTest, Creation) {
   EXPECT_EQ(0, operation_->GetProgress());
   EXPECT_EQ(image_writer_api::STAGE_UNKNOWN, operation_->GetStage());
 }
 
 }  // namespace image_writer
 }  // namespace extensions