Add a mojo channel for frame messages.

content/browser/frame_host/input/legacy_ipc_frame_input_handler.cc

Index: content/browser/frame_host/input/legacy_ipc_frame_input_handler.cc
diff --git a/content/browser/frame_host/input/legacy_ipc_frame_input_handler.cc b/content/browser/frame_host/input/legacy_ipc_frame_input_handler.cc
new file mode 100644
index 0000000000000000000000000000000000000000..0cfd482b0a9d201c664ae5a48fc88d5ca6287a34
--- /dev/null
+++ b/content/browser/frame_host/input/legacy_ipc_frame_input_handler.cc
@@ -0,0 +1,146 @@
+// Copyright 2017 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 "content/browser/frame_host/input/legacy_ipc_frame_input_handler.h"
+
+#include "base/strings/utf_string_conversions.h"
+#include "content/browser/renderer_host/render_widget_host_impl.h"
+#include "content/common/input_messages.h"
+
+namespace content {
+
+LegacyIPCFrameInputHandler::LegacyIPCFrameInputHandler(
+    RenderFrameHostImpl* frame_host,
+    int routing_id)
+    : frame_host_(frame_host), routing_id_(routing_id) {
+  DCHECK(frame_host);
+}
+
+LegacyIPCFrameInputHandler::~LegacyIPCFrameInputHandler() {}
+
+void LegacyIPCFrameInputHandler::SetCompositionFromExistingText(
+    int32_t start,
+    int32_t end,
+    const std::vector<ui::CompositionUnderline>& ui_underlines) {
+  std::vector<blink::WebCompositionUnderline> underlines;
+  for (const auto& underline : ui_underlines) {
+    blink::WebCompositionUnderline blink_underline(
+        underline.start_offset, underline.end_offset, underline.color,
+        underline.thick, underline.background_color);
+    underlines.push_back(blink_underline);
+  }
+
+  SendInput(base::MakeUnique<InputMsg_SetCompositionFromExistingText>(
+      routing_id_, start, end, underlines));
+}
+
+void LegacyIPCFrameInputHandler::ExtendSelectionAndDelete(int32_t before,
+                                                          int32_t after) {
+  SendInput(base::MakeUnique<InputMsg_ExtendSelectionAndDelete>(routing_id_,
+                                                                before, after));
+}
+
+void LegacyIPCFrameInputHandler::DeleteSurroundingText(int32_t before,
+                                                       int32_t after) {
+  SendInput(base::MakeUnique<InputMsg_DeleteSurroundingText>(routing_id_,
+                                                             before, after));
+}
+
+void LegacyIPCFrameInputHandler::DeleteSurroundingTextInCodePoints(
+    int32_t before,
+    int32_t after) {
+  SendInput(base::MakeUnique<InputMsg_DeleteSurroundingTextInCodePoints>(
+      routing_id_, before, after));
+}
+
+void LegacyIPCFrameInputHandler::SetEditableSelectionOffsets(int32_t start,
+                                                             int32_t end) {
+  SendInput(base::MakeUnique<InputMsg_SetEditableSelectionOffsets>(routing_id_,
+                                                                   start, end));
+}
+
+void LegacyIPCFrameInputHandler::ExecuteEditCommand(
+    const std::string& command,
+    const base::Optional<base::string16>& value) {
+  if (!value) {
+    SendInput(base::MakeUnique<InputMsg_ExecuteNoValueEditCommand>(routing_id_,
+                                                                   command));
+  }
+}
+
+void LegacyIPCFrameInputHandler::Undo() {
+  SendInput(base::MakeUnique<InputMsg_Undo>(routing_id_));
+}
+
+void LegacyIPCFrameInputHandler::Redo() {
+  SendInput(base::MakeUnique<InputMsg_Redo>(routing_id_));
+}
+
+void LegacyIPCFrameInputHandler::Cut() {
+  SendInput(base::MakeUnique<InputMsg_Cut>(routing_id_));
+}
+
+void LegacyIPCFrameInputHandler::Copy() {
+  SendInput(base::MakeUnique<InputMsg_Copy>(routing_id_));
+}
+
+void LegacyIPCFrameInputHandler::CopyToFindPboard() {
+#if defined(OS_MACOSX)
+  SendInput(base::MakeUnique<InputMsg_CopyToFindPboard>(routing_id_));
+#endif
+}
+
+void LegacyIPCFrameInputHandler::Paste() {
+  SendInput(base::MakeUnique<InputMsg_Paste>(routing_id_));
+}
+
+void LegacyIPCFrameInputHandler::PasteAndMatchStyle() {
+  SendInput(base::MakeUnique<InputMsg_PasteAndMatchStyle>(routing_id_));
+}
+
+void LegacyIPCFrameInputHandler::Replace(const base::string16& word) {
+  SendInput(base::MakeUnique<InputMsg_Replace>(routing_id_, word));
+}
+
+void LegacyIPCFrameInputHandler::ReplaceMisspelling(
+    const base::string16& word) {
+  SendInput(base::MakeUnique<InputMsg_ReplaceMisspelling>(routing_id_, word));
+}
+
+void LegacyIPCFrameInputHandler::Delete() {
+  SendInput(base::MakeUnique<InputMsg_Delete>(routing_id_));
+}
+
+void LegacyIPCFrameInputHandler::SelectAll() {
+  SendInput(base::MakeUnique<InputMsg_SelectAll>(routing_id_));
+}
+
+void LegacyIPCFrameInputHandler::CollapseSelection() {
+  SendInput(base::MakeUnique<InputMsg_CollapseSelection>(routing_id_));
+}
+
+void LegacyIPCFrameInputHandler::SelectRange(const gfx::Point& point,
+                                             const gfx::Point& extent) {
+  SendInput(base::MakeUnique<InputMsg_SelectRange>(routing_id_, point, extent));
+}
+
+void LegacyIPCFrameInputHandler::AdjustSelectionByCharacterOffset(int32_t start,
+                                                                  int32_t end) {
+  SendInput(base::MakeUnique<InputMsg_AdjustSelectionByCharacterOffset>(
+      routing_id_, start, end));
+}
+
+void LegacyIPCFrameInputHandler::MoveRangeSelectionExtent(
+    const gfx::Point& extent) {
+  SendInput(
+      base::MakeUnique<InputMsg_MoveRangeSelectionExtent>(routing_id_, extent));
+}
+
+void LegacyIPCFrameInputHandler::SendInput(
+    std::unique_ptr<IPC::Message> message) {
+  frame_host_->GetRenderWidgetHost()->input_router()->SendInput(
+      std::move(message));
+}
+
+}  // namespace content