Implement navigator.requestMediaKeySystemAccess()

Source/modules/modules.gypi

Index: Source/modules/modules.gypi
diff --git a/Source/modules/modules.gypi b/Source/modules/modules.gypi
index f85762fcba1634dae9c4a518634395dca52a28ae..e787e66f306cea820070f365c941bb540ba643f4 100644
--- a/Source/modules/modules.gypi
+++ b/Source/modules/modules.gypi
@@ -35,6 +35,7 @@
       'encryptedmedia/MediaEncryptedEvent.idl',
       'encryptedmedia/MediaKeyMessageEvent.idl',
       'encryptedmedia/MediaKeySession.idl',
+      'encryptedmedia/MediaKeySystemAccess.idl',
       'encryptedmedia/MediaKeys.idl',
       'filesystem/DOMFileSystem.idl',
       'filesystem/DOMFileSystemSync.idl',
@@ -218,6 +219,7 @@
       'device_orientation/WindowDeviceOrientation.idl',
       'donottrack/NavigatorDoNotTrack.idl',
       'encryptedmedia/HTMLMediaElementEncryptedMedia.idl',
+      'encryptedmedia/NavigatorRequestMediaKeySystemAccess.idl',
       'filesystem/DataTransferItemFileSystem.idl',
       'filesystem/HTMLInputElementFileSystem.idl',
       'filesystem/InspectorFrontendHostFileSystem.idl',
@@ -286,6 +288,7 @@
     'modules_dictionary_idl_files': [
       'encoding/TextDecodeOptions.idl',
       'encoding/TextDecoderOptions.idl',
+      'encryptedmedia/MediaKeySystemOptions.idl',
       'filesystem/FileSystemFlags.idl',
       'indexeddb/IDBIndexParameters.idl',
       'notifications/NotificationOptions.idl',
@@ -310,6 +313,8 @@
       '<(blink_modules_output_dir)/encoding/TextDecodeOptions.h',
       '<(blink_modules_output_dir)/encoding/TextDecoderOptions.cpp',
       '<(blink_modules_output_dir)/encoding/TextDecoderOptions.h',
+      '<(blink_modules_output_dir)/encryptedmedia/MediaKeySystemOptions.cpp',
+      '<(blink_modules_output_dir)/encryptedmedia/MediaKeySystemOptions.h',
       '<(blink_modules_output_dir)/filesystem/FileSystemFlags.cpp',
       '<(blink_modules_output_dir)/filesystem/FileSystemFlags.h',
       '<(blink_modules_output_dir)/indexeddb/IDBIndexParameters.cpp',
@@ -415,11 +420,15 @@
       'encryptedmedia/MediaKeyMessageEvent.h',
       'encryptedmedia/MediaKeySession.cpp',
       'encryptedmedia/MediaKeySession.h',
+      'encryptedmedia/MediaKeySystemAccess.cpp',
+      'encryptedmedia/MediaKeySystemAccess.h',
       'encryptedmedia/MediaKeys.cpp',
       'encryptedmedia/MediaKeys.h',
       'encryptedmedia/MediaKeysClient.h',
       'encryptedmedia/MediaKeysController.cpp',
       'encryptedmedia/MediaKeysController.h',
+      'encryptedmedia/NavigatorRequestMediaKeySystemAccess.cpp',
+      'encryptedmedia/NavigatorRequestMediaKeySystemAccess.h',
       'encryptedmedia/SimpleContentDecryptionModuleResult.cpp',
       'encryptedmedia/SimpleContentDecryptionModuleResult.h',
       'filesystem/DOMFilePath.cpp',