Fix is_browser_shortcut; add a test.

third_party/WebKit/Source/core/input/KeyboardEventManager.cpp

Index: third_party/WebKit/Source/core/input/KeyboardEventManager.cpp
diff --git a/third_party/WebKit/Source/core/input/KeyboardEventManager.cpp b/third_party/WebKit/Source/core/input/KeyboardEventManager.cpp
index 6ce5ab71a9b1222a6ee9b6f724328d31017cbc45..26dccc4924906eedb58b443af7c127ead47bde10 100644
--- a/third_party/WebKit/Source/core/input/KeyboardEventManager.cpp
+++ b/third_party/WebKit/Source/core/input/KeyboardEventManager.cpp
@@ -166,6 +166,7 @@ bool KeyboardEventManager::HandleAccessKey(const WebKeyboardEvent& evt) {
 
 WebInputEventResult KeyboardEventManager::KeyEvent(
     const WebKeyboardEvent& initial_key_event) {
+  LOG(ERROR) << "KeyboardEventManager::KeyEvent";
   frame_->GetChromeClient().ClearToolTip(*frame_);
 
   if (initial_key_event.windows_key_code == VK_CAPITAL)
@@ -196,6 +197,17 @@ WebInputEventResult KeyboardEventManager::KeyEvent(
   bool is_modifier =
       Platform::Current()->IsDomKeyForModifier(initial_key_event.dom_key);
   bool is_browser_shortcut = initial_key_event.is_browser_shortcut;
+  LOG(ERROR) << "initial_key_event.GetType() " << initial_key_event.GetType();
+  LOG(ERROR) << "initial_key_event.is_browser_shortcut "
+             << initial_key_event.is_browser_shortcut;
+  LOG(ERROR) << "initial_key_event.windows_key_code "
+             << initial_key_event.windows_key_code;
+  LOG(ERROR) << "initial_key_event.dom_code " << initial_key_event.dom_code;
+  LOG(ERROR) << "initial_key_event.dom_key " << initial_key_event.dom_key;
+  LOG(ERROR) << "initial_key_event.text[0] " << initial_key_event.text[0] << " "
+             << (initial_key_event.text[0] ? ((char)initial_key_event.text[0])
+                                           : ' ');
+  LOG(ERROR) << "is_modifier " << is_modifier;
 
   std::unique_ptr<UserGestureIndicator> gesture_indicator;
   if (!is_modifier && !is_browser_shortcut) {