Makes sure the keyboard typing isn't blocked when InputMethod::OnFocus() is not correctly called.

ui/base/ime/input_method_log_collector.cc

+// Copyright (c) 2016 The Chromium Authors. All rights reserved.

[sky, 2016/01/08 16:51:57]

or here.

[Shu Chen, 2016/01/09 01:46:02]

Done.

+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "ui/base/ime/input_method_log_collector.h"
+
+#include "base/logging.h"
+
+namespace ui {
+
+InputMethodLogCollector::InputMethodLogCollector() {}
+
+InputMethodLogCollector::~InputMethodLogCollector() {}
+
+void InputMethodLogCollector::AddLog(const std::string& log_string) {
+  logs_.push_back(log_string);
+}
+
+void InputMethodLogCollector::OutputLogs() {
+  if (logs_.empty())
+    return;
+  for (size_t i = 0; i < logs_.size(); ++i)
+    LOG(ERROR) << "    " << logs_[i];
+  logs_.clear();
+}
+
+void InputMethodLogCollector::ClearLogs() {
+  logs_.clear();
+}
+
+}  // namespace ui