Enable <webview>.executeScript outside of Apps and Extensions [1]

extensions/browser/api/web_view/web_view_internal_api.cc

Index: extensions/browser/api/web_view/web_view_internal_api.cc
diff --git a/extensions/browser/api/web_view/web_view_internal_api.cc b/extensions/browser/api/web_view/web_view_internal_api.cc
index 4b041e911764efabd574034f0e175b015ffebd65..29b43a3461dd5812d988204ac44f4ae3720d61dd 100644
--- a/extensions/browser/api/web_view/web_view_internal_api.cc
+++ b/extensions/browser/api/web_view/web_view_internal_api.cc
@@ -102,7 +102,22 @@ bool WebViewInternalExecuteCodeFunction::Init() {
     return false;
 
   details_ = details.Pass();
-  return true;
+
+  if (extension()) {
+    set_host_id(HostID(HostID::EXTENSIONS, extension()->id()));
+    return true;
+  }
+
+  const content::RenderViewHost* rvh = render_view_host();

[Devlin, 2015/02/27 17:11:36]

This can actually be simplified to:
content::WebContents* web_contents = GetSenderWebContents();
if (web_contents && web_contents->GetWebUI()) {
  ...
}

[Xi Han, 2015/02/27 21:07:46]

Done.

+  if (rvh) {
+    WebContents* web_contents = WebContents::FromRenderViewHost(rvh);
+    if (web_contents && web_contents->GetWebUI()) {
+      const GURL& url = rvh->GetSiteInstance()->GetSiteURL();
+      set_host_id(HostID(HostID::WEBUI, url.spec()));
+      return true;
+    }
+  }
+  return false;
 }
 
 bool WebViewInternalExecuteCodeFunction::ShouldInsertCSS() const {