Add new IPC for searchbox to pipe SearchBox NavigateContentWindow calls to the browser.

chrome/common/render_messages.h

Index: chrome/common/render_messages.h
diff --git a/chrome/common/render_messages.h b/chrome/common/render_messages.h
index a27f3768021a6ee06aaacb7323b29397cdd33c87..19d30f21af856980c3c76e28d67f222b66e8f1d3 100644
--- a/chrome/common/render_messages.h
+++ b/chrome/common/render_messages.h
@@ -25,6 +25,7 @@
 #include "chrome/common/search_types.h"
 #include "chrome/common/translate_errors.h"
 #include "content/public/common/common_param_traits.h"
+#include "content/public/common/page_transition_types.h"
 #include "ipc/ipc_channel_handle.h"
 #include "ipc/ipc_message_macros.h"
 #include "ipc/ipc_platform_file.h"
@@ -113,6 +114,7 @@ struct ParamTraits<ContentSettingsPattern> {
 
 #define IPC_MESSAGE_START ChromeMsgStart
 
+IPC_ENUM_TRAITS(content::PageTransition);
 IPC_ENUM_TRAITS(ChromeViewHostMsg_GetPluginInfo_Status::Value)
 IPC_ENUM_TRAITS(InstantCompleteBehavior)
 IPC_ENUM_TRAITS(InstantSizeUnits)
@@ -655,6 +657,11 @@ IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_InstantSupportDetermined,
                     int /* page_id */,
                     bool /* result */)
 
+IPC_MESSAGE_ROUTED3(ChromeViewHostMsg_SearchBoxNavigate,
+                    int /* page_id */,
+                    GURL /* destination */,
+                    content::PageTransition /* transition */);
+
 // Sent by the Instant preview asking to show itself with the given height.
 IPC_MESSAGE_ROUTED4(ChromeViewHostMsg_ShowInstantPreview,
                     int /* page_id */,