[System-Keyboard-Lock] Forward navigator functions to RenderFrameHost

third_party/WebKit/Source/platform/KeyboardLocker.cpp

Index: third_party/WebKit/Source/platform/KeyboardLocker.cpp
diff --git a/third_party/WebKit/Source/platform/KeyboardLocker.cpp b/third_party/WebKit/Source/platform/KeyboardLocker.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..e4483d1354bd6ee2a3873057d01a0907ffe7e667
--- /dev/null
+++ b/third_party/WebKit/Source/platform/KeyboardLocker.cpp
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2017 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "platform/KeyboardLocker.h"
+
+namespace blink {
+
+KeyboardLockerClient::~KeyboardLockerClient() {
+  DiscardLocker();
+}
+
+KeyboardLocker* KeyboardLockerClient::NewKeyboardLocker(
+    const Vector<String>& keyCodes) {
+  DiscardLocker();
+  locker_ = KeyboardLocker::Create(this, keyCodes);
+  return locker_.Get();
+}
+
+void KeyboardLockerClient::DiscardLocker() {
+  if (locker_)
+    locker_->DisconnectClient();
+}
+
+KeyboardLocker::KeyboardLocker(KeyboardLockerClient* client,
+                               const Vector<String>& keyCodes)
+    : client_(client), keycodes_(keyCodes) {}
+
+PassRefPtr<KeyboardLocker> KeyboardLocker::Create(
+    KeyboardLockerClient* client,
+    const Vector<String>& keyCodes) {
+  return AdoptRef(new KeyboardLocker(client, keyCodes));
+}
+
+KeyboardLocker::~KeyboardLocker() = default;
+
+const WebVector<WebString>& KeyboardLocker::web_keycodes() {
+  if (web_keycodes_.size() != keycodes_.size()) {
+    web_keycodes_ = keycodes_;
+  }
+  return web_keycodes_;
+}
+
+void KeyboardLocker::FinishLockRequest(bool allowed, const WebString& reason) {
+  if (client_)
+    client_->LockRequestFinished(allowed, reason);
+}
+
+}  // namespace blink