Fixing ESC in instant-extended.

chrome/renderer/searchbox/searchbox_extension.cc

Index: chrome/renderer/searchbox/searchbox_extension.cc
diff --git a/chrome/renderer/searchbox/searchbox_extension.cc b/chrome/renderer/searchbox/searchbox_extension.cc
index 56e61604ba79ce3e6da24385f3def4566abf11a4..c1a95fe15440ac8ad6c740cbc6c641987b8bae5e 100644
--- a/chrome/renderer/searchbox/searchbox_extension.cc
+++ b/chrome/renderer/searchbox/searchbox_extension.cc
@@ -142,6 +142,16 @@ static const char kDispatchUpOrDownKeyPressEventScript[] =
     "  true;"
     "}";
 
+// Takes one printf-style replaceable values: key_code.
+static const char kDispatchEscKeyPressEventScript[] =
+    "if (window.chrome &&"
+    "    window.chrome.searchBox &&"
+    "    window.chrome.searchBox.onkeypress &&"
+    "    typeof window.chrome.searchBox.onkeypress == 'function') {"
+    "  window.chrome.searchBox.onkeypress({keyCode: %d});"
+    "  true;"
+    "}";
+
 static const char kDispatchKeyCaptureChangeScript[] =
     "if (window.chrome &&"
     "    window.chrome.searchBox &&"
@@ -933,6 +943,12 @@ void SearchBoxExtension::DispatchUpOrDownKeyPress(WebKit::WebFrame* frame,
 }
 
 // static
+void SearchBoxExtension::DispatchEscKeyPress(WebKit::WebFrame* frame) {
+  Dispatch(frame, WebKit::WebString::fromUTF8(
+      base::StringPrintf(kDispatchEscKeyPressEventScript, ui::VKEY_ESCAPE)));
+}
+
+// static
 void SearchBoxExtension::DispatchKeyCaptureChange(WebKit::WebFrame* frame) {
   Dispatch(frame, kDispatchKeyCaptureChangeScript);
 }