Implement Just-In-Time Flash updates.

chrome/browser/component_updater/widevine_cdm_component_installer.cc

 // Copyright (c) 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 "chrome/browser/component_updater/widevine_cdm_component_installer.h"
 
 #include <stddef.h>
 #include <stdint.h>
 #include <string.h>
+#include <memory>
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/base_paths.h"
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/logging.h"
 #include "base/macros.h"
@@ skipping 234 matching lines @@
   bool VerifyInstallation(
       const base::DictionaryValue& manifest,
       const base::FilePath& install_dir) const override;
   void ComponentReady(const base::Version& version,
                       const base::FilePath& path,
                       std::unique_ptr<base::DictionaryValue> manifest) override;
   base::FilePath GetRelativeInstallDir() const override;
   void GetHash(std::vector<uint8_t>* hash) const override;
   std::string GetName() const override;
   update_client::InstallerAttributes GetInstallerAttributes() const override;
+  std::vector<std::string> GetMimeTypes() const override;
 
   // Checks and updates CDM adapter if necessary to make sure the latest CDM
   // adapter is always used.
   // Note: The component is ready when CDM is present, but the CDM won't be
   // registered until the adapter is copied by this function (see
   // VerifyInstallation).
   void UpdateCdmAdapter(const base::Version& cdm_version,
                         const base::FilePath& cdm_install_dir,
                         std::unique_ptr<base::DictionaryValue> manifest);
 
@@ skipping 59 matching lines @@
 
 std::string WidevineCdmComponentInstallerTraits::GetName() const {
   return kWidevineCdmDisplayName;
 }
 
 update_client::InstallerAttributes
 WidevineCdmComponentInstallerTraits::GetInstallerAttributes() const {
   return update_client::InstallerAttributes();
 }
 
+std::vector<std::string> WidevineCdmComponentInstallerTraits::GetMimeTypes()
+    const {
+  return std::vector<std::string>();
+}
+
 static bool HasValidAdapter(const base::FilePath& adapter_version_path,
                             const base::FilePath& adapter_install_path,
                             const std::string& chrome_version) {
   std::string adapter_version;
   return base::ReadFileToString(adapter_version_path, &adapter_version) &&
          adapter_version == chrome_version &&
          base::PathExists(adapter_install_path);
 }
 
 void WidevineCdmComponentInstallerTraits::UpdateCdmAdapter(
@@ skipping 53 matching lines @@
   std::unique_ptr<ComponentInstallerTraits> traits(
       new WidevineCdmComponentInstallerTraits);
   // |cus| will take ownership of |installer| during installer->Register(cus).
   DefaultComponentInstaller* installer =
       new DefaultComponentInstaller(std::move(traits));
   installer->Register(cus, base::Closure());
 #endif  // defined(WIDEVINE_CDM_AVAILABLE) && defined(WIDEVINE_CDM_IS_COMPONENT)
 }
 
 }  // namespace component_updater