Standardize usage of virtual/override/final in content/

content/common/sandbox_mac_system_access_unittest.mm

 // Copyright (c) 2012 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.
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/files/file_util.h"
 #include "base/files/scoped_file.h"
 #include "base/logging.h"
 #include "base/strings/sys_string_conversions.h"
 #include "content/common/sandbox_mac.h"
 #include "content/common/sandbox_mac_unittest_helper.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #if defined(USE_OPENSSL)
 #include <openssl/rand.h>
 #include "crypto/openssl_util.h"
 #else
 #include "crypto/nss_util.h"
 #endif
 
 namespace content {
 
 //--------------------- Clipboard Sandboxing ----------------------
 // Test case for checking sandboxing of clipboard access.
 class MacSandboxedClipboardTestCase : public MacSandboxTestCase {
  public:
   MacSandboxedClipboardTestCase();
-  virtual ~MacSandboxedClipboardTestCase();
+  ~MacSandboxedClipboardTestCase() override;
 
-  virtual bool SandboxedTest() override;
+  bool SandboxedTest() override;
 
-  virtual void SetTestData(const char* test_data) override;
+  void SetTestData(const char* test_data) override;
+
  private:
   NSString* clipboard_name_;
 };
 
 REGISTER_SANDBOX_TEST_CASE(MacSandboxedClipboardTestCase);
 
 MacSandboxedClipboardTestCase::MacSandboxedClipboardTestCase() :
     clipboard_name_(nil) {}
 
 MacSandboxedClipboardTestCase::~MacSandboxedClipboardTestCase() {
@@ skipping 36 matching lines @@
                                        pasteboard_name.c_str()));
 
   // After executing the test, the clipboard should still be empty.
   EXPECT_EQ([[pb types] count], 0U);
 }
 
 //--------------------- File Access Sandboxing ----------------------
 // Test case for checking sandboxing of filesystem apis.
 class MacSandboxedFileAccessTestCase : public MacSandboxTestCase {
  public:
-  virtual bool SandboxedTest() override;
+  bool SandboxedTest() override;
 };
 
 REGISTER_SANDBOX_TEST_CASE(MacSandboxedFileAccessTestCase);
 
 bool MacSandboxedFileAccessTestCase::SandboxedTest() {
   base::ScopedFD fdes(HANDLE_EINTR(open("/etc/passwd", O_RDONLY)));
   return !fdes.is_valid();
 }
 
 TEST_F(MacSandboxTest, FileAccess) {
   EXPECT_TRUE(RunTestInAllSandboxTypes("MacSandboxedFileAccessTestCase", NULL));
 }
 
 //--------------------- /dev/urandom Sandboxing ----------------------
 // /dev/urandom is available to any sandboxed process.
 class MacSandboxedUrandomTestCase : public MacSandboxTestCase {
  public:
-  virtual bool SandboxedTest() override;
+  bool SandboxedTest() override;
 };
 
 REGISTER_SANDBOX_TEST_CASE(MacSandboxedUrandomTestCase);
 
 bool MacSandboxedUrandomTestCase::SandboxedTest() {
   base::ScopedFD fdes(HANDLE_EINTR(open("/dev/urandom", O_RDONLY)));
 
   // Opening /dev/urandom succeeds under the sandbox.
   if (!fdes.is_valid())
     return false;
 
   char buf[16];
   int rc = HANDLE_EINTR(read(fdes.get(), buf, sizeof(buf)));
   return rc == sizeof(buf);
 }
 
 TEST_F(MacSandboxTest, UrandomAccess) {
   EXPECT_TRUE(RunTestInAllSandboxTypes("MacSandboxedUrandomTestCase", NULL));
 }
 
 #if defined(USE_OPENSSL)
 
 //--------------------- OpenSSL Sandboxing ----------------------
 // Test case for checking sandboxing of OpenSSL initialization.
 class MacSandboxedOpenSSLTestCase : public MacSandboxTestCase {
  public:
-  virtual bool SandboxedTest() override;
+  bool SandboxedTest() override;
 };
 
 REGISTER_SANDBOX_TEST_CASE(MacSandboxedOpenSSLTestCase);
 
 bool MacSandboxedOpenSSLTestCase::SandboxedTest() {
   crypto::EnsureOpenSSLInit();
 
   // Ensure that RAND_bytes is functional within the sandbox.
   uint8_t byte;
   return RAND_bytes(&byte, 1) == 1;
@@ skipping 22 matching lines @@
   return true;
 }
 
 TEST_F(MacSandboxTest, NSSAccess) {
   EXPECT_TRUE(RunTestInAllSandboxTypes("MacSandboxedNSSTestCase", NULL));
 }
 
 #endif  // defined(USE_OPENSSL)
 
 }  // namespace content