Handle Esc key press event in Local NTP.

chrome/renderer/searchbox/searchbox.cc

 // Copyright 2012 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 "chrome/renderer/searchbox/searchbox.h"
 
 #include "base/string_number_conversions.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/omnibox_focus_state.h"
@@ skipping 178 matching lines @@
     IPC_MESSAGE_HANDLER(ChromeViewMsg_SearchBoxCancel, OnCancel)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_SearchBoxPopupResize, OnPopupResize)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_SearchBoxMarginChange, OnMarginChange)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_SearchBoxBarsHidden, OnBarsHidden)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_DetermineIfPageSupportsInstant,
                         OnDetermineIfPageSupportsInstant)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_SearchBoxAutocompleteResults,
                         OnAutocompleteResults)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_SearchBoxUpOrDownKeyPressed,
                         OnUpOrDownKeyPressed)
+    IPC_MESSAGE_HANDLER(ChromeViewMsg_SearchBoxEscKeyPressed, OnEscKeyPressed)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_SearchBoxCancelSelection,
                         OnCancelSelection)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_SearchBoxSetDisplayInstantResults,
                         OnSetDisplayInstantResults)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_SearchBoxKeyCaptureChanged,
                         OnKeyCaptureChange)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_SearchBoxThemeChanged,
                         OnThemeChanged)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_SearchBoxFontInformation,
                         OnFontInformationReceived)
@@ skipping 114 matching lines @@
 }
 
 void SearchBox::OnUpOrDownKeyPressed(int count) {
   if (render_view()->GetWebView() && render_view()->GetWebView()->mainFrame()) {
     DVLOG(1) << render_view() << " OnKeyPress: " << count;
     extensions_v8::SearchBoxExtension::DispatchUpOrDownKeyPress(
         render_view()->GetWebView()->mainFrame(), count);
   }
 }
 
+void SearchBox::OnEscKeyPressed() {
+  if (render_view()->GetWebView() && render_view()->GetWebView()->mainFrame()) {
+    DVLOG(1) << render_view() << " OnEscKeyPressed ";
+    extensions_v8::SearchBoxExtension::DispatchEscKeyPress(
+        render_view()->GetWebView()->mainFrame());
+  }
+}
+
 void SearchBox::OnCancelSelection(const string16& query,
                                   bool verbatim,
                                   size_t selection_start,
                                   size_t selection_end) {
   SetQuery(query, verbatim);
   selection_start_ = selection_start;
   selection_end_ = selection_end;
   if (render_view()->GetWebView() && render_view()->GetWebView()->mainFrame()) {
     DVLOG(1) << render_view() << " OnKeyPress ESC";
     extensions_v8::SearchBoxExtension::DispatchEscKeyPress(
@@ skipping 83 matching lines @@
     std::vector<InstantMostVisitedItemIDPair>* items) const {
   return most_visited_items_cache_.GetCurrentItems(items);
 }
 
 bool SearchBox::GetMostVisitedItemWithID(
     InstantRestrictedID most_visited_item_id,
     InstantMostVisitedItem* item) const {
   return most_visited_items_cache_.GetItemWithRestrictedID(most_visited_item_id,
                                                            item);
 }