Support IMM32 reconversion on Windows

content/renderer/render_view_impl.cc

 // Copyright (c) 2011 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/renderer/render_view_impl.h"
 
 #include <algorithm>
 #include <cmath>
 #include <string>
 #include <vector>
@@ skipping 1497 matching lines @@
 
 bool RenderViewImpl::isSelectTrailingWhitespaceEnabled() {
 #if defined(OS_WIN)
   return true;
 #else
   return false;
 #endif
 }
 
 void RenderViewImpl::didChangeSelection(bool is_empty_selection) {
-  // TODO(penghuang): Enable this on Window to support IME reconversion.
-  // http://crbug.com/100220
-#if defined(OS_POSIX)
   if (!handling_input_event_ && !handling_select_range_)
       return;
   handling_select_range_ = false;
 
   SyncSelectionIfRequired();
-#endif  // defined(OS_POSIX)
 }
 
 void RenderViewImpl::didExecuteCommand(const WebString& command_name) {
   const std::string& name = UTF16ToUTF8(command_name);
   if (StartsWithASCII(name, "Move", true) ||
       StartsWithASCII(name, "Insert", true) ||
       StartsWithASCII(name, "Delete", true))
     return;
   RenderThreadImpl::current()->RecordUserMetrics(name);
 }
@@ skipping 3114 matching lines @@
 
 bool RenderViewImpl::WebWidgetHandlesCompositorScheduling() const {
   return webview()->settings()->useThreadedCompositor();
 }
 
 void RenderViewImpl::OnJavaBridgeInit(
     const IPC::ChannelHandle& channel_handle) {
   DCHECK(!java_bridge_dispatcher_.get());
   java_bridge_dispatcher_.reset(new JavaBridgeDispatcher(this, channel_handle));
 }