Fixing ESC in instant-extended.

chrome/renderer/searchbox/searchbox.cc

Index: chrome/renderer/searchbox/searchbox.cc
diff --git a/chrome/renderer/searchbox/searchbox.cc b/chrome/renderer/searchbox/searchbox.cc
index 223c320df5a7b08552eb2b2c6ca7a22ba55eb3cb..575df8e068f2359a58fec56272329d2cffb2b68e 100644
--- a/chrome/renderer/searchbox/searchbox.cc
+++ b/chrome/renderer/searchbox/searchbox.cc
@@ -122,6 +122,8 @@ bool SearchBox::OnMessageReceived(const IPC::Message& message) {
                         OnAutocompleteResults)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_SearchBoxUpOrDownKeyPressed,
                         OnUpOrDownKeyPressed)
+    IPC_MESSAGE_HANDLER(ChromeViewMsg_SearchBoxCancelSelection,
+                        OnCancelSelection)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_SearchBoxModeChanged,
                         OnModeChanged)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_SearchBoxSetDisplayInstantResults,
@@ -229,6 +231,18 @@ void SearchBox::OnUpOrDownKeyPressed(int count) {
   }
 }
 
+void SearchBox::OnCancelSelection(const string16& query) {
+  // TODO(sreeram): crbug.com/176101 The state reset below are somewhat wrong.
+  query_ = query;
+  verbatim_ = true;
+  selection_start_ = selection_end_ = query_.size();
+  if (render_view()->GetWebView() && render_view()->GetWebView()->mainFrame()) {
+    DVLOG(1) << render_view() << " OnKeyPress ESC";
+    extensions_v8::SearchBoxExtension::DispatchEscKeyPress(
+        render_view()->GetWebView()->mainFrame());
+  }
+}
+
 void SearchBox::OnKeyCaptureChange(bool is_key_capture_enabled) {
   if (is_key_capture_enabled != is_key_capture_enabled_ &&
       render_view()->GetWebView() && render_view()->GetWebView()->mainFrame()) {