Implement find in page support for top level BrowserPlugins.

content/browser/web_contents/web_contents_impl.cc

Index: content/browser/web_contents/web_contents_impl.cc
diff --git a/content/browser/web_contents/web_contents_impl.cc b/content/browser/web_contents/web_contents_impl.cc
index 223739da77c79ace516cfd4283db581e72262947..86ac2a300d1125e8ed03f782392cdf1a530fbd49 100644
--- a/content/browser/web_contents/web_contents_impl.cc
+++ b/content/browser/web_contents/web_contents_impl.cc
@@ -2451,6 +2451,12 @@ bool WebContentsImpl::IsSubframe() const {
 void WebContentsImpl::Find(int request_id,
                            const base::string16& search_text,
                            const blink::WebFindOptions& options) {
+  // If the browser plugin guest is a top level frame then pass the find request
+  // on to it.
+  if (browser_plugin_embedder_) {
+    browser_plugin_embedder_->Find(request_id, search_text, options);
+    return;
+  }
   Send(new ViewMsg_Find(GetRoutingID(), request_id, search_text, options));
 }
 
@@ -2914,17 +2920,6 @@ void WebContentsImpl::OnUnregisterProtocolHandler(const std::string& protocol,
   delegate_->UnregisterProtocolHandler(this, protocol, url, user_gesture);
 }
 
-void WebContentsImpl::OnFindReply(int request_id,
-                                  int number_of_matches,
-                                  const gfx::Rect& selection_rect,
-                                  int active_match_ordinal,
-                                  bool final_update) {
-  if (delegate_) {
-    delegate_->FindReply(this, request_id, number_of_matches, selection_rect,
-                         active_match_ordinal, final_update);
-  }
-}
-
 #if defined(OS_ANDROID)
 void WebContentsImpl::OnFindMatchRectsReply(
     int version,
@@ -3234,6 +3229,24 @@ void WebContentsImpl::SelectRange(const gfx::Point& start,
       new InputMsg_SelectRange(focused_frame->GetRoutingID(), start, end));
 }
 
+void WebContentsImpl::OnFindReply(int request_id,
+                                  int number_of_matches,
+                                  const gfx::Rect& selection_rect,
+                                  int active_match_ordinal,
+                                  bool final_update) {
+  // Pass the find reply to the browser plugin embedder.
+  if (browser_plugin_guest_) {
+      browser_plugin_guest_->OnFindReply(request_id, number_of_matches,
+                                         selection_rect, active_match_ordinal,
+                                         final_update);

[Fady Samuel, 2014/09/25 10:41:29]

This code is probably not necessary. If you look outside the content module and
in extensions: GuestViewBase is a WebContentsDelegate.

[raymes, 2014/09/29 05:01:34]

Cool!

+  }
+
+  if (delegate_) {
+    delegate_->FindReply(this, request_id, number_of_matches, selection_rect,
+                         active_match_ordinal, final_update);
+  }
+}
+
 void WebContentsImpl::UpdateMaxPageIDIfNecessary(RenderViewHost* rvh) {
   // If we are creating a RVH for a restored controller, then we need to make
   // sure the RenderView starts with a next_page_id_ larger than the number