[Presentation API] Adds DOMString[] constructor to PresentationRequest.

third_party/WebKit/Source/modules/presentation/PresentationController.cpp

Index: third_party/WebKit/Source/modules/presentation/PresentationController.cpp
diff --git a/third_party/WebKit/Source/modules/presentation/PresentationController.cpp b/third_party/WebKit/Source/modules/presentation/PresentationController.cpp
index 5d16703f9543243602adf6dfd325ca0e7c813179..a743b0fae75a5f8feb59ce8a344d8d6941e8817c 100644
--- a/third_party/WebKit/Source/modules/presentation/PresentationController.cpp
+++ b/third_party/WebKit/Source/modules/presentation/PresentationController.cpp
@@ -6,6 +6,8 @@
 
 #include "core/frame/LocalFrame.h"
 #include "modules/presentation/PresentationConnection.h"
+#include "public/platform/WebString.h"
+#include "public/platform/WebVector.h"
 #include "public/platform/modules/presentation/WebPresentationClient.h"
 #include "wtf/PtrUtil.h"
 #include <memory>
@@ -123,14 +125,16 @@ void PresentationController::setPresentation(Presentation* presentation) {
   m_presentation = presentation;
 }
 
-void PresentationController::setDefaultRequestUrl(const KURL& url) {
+void PresentationController::setDefaultRequestUrl(
+    const WTF::Vector<KURL>& urls) {
   if (!m_client)
     return;
 
-  // TODO(crbug.com/627655): Accept multiple URLs per PresentationRequest.
-  WebVector<WebURL> presentationUrls(static_cast<size_t>(1));
-  if (url.isValid())
-    presentationUrls[0] = url;
+  WebVector<WebURL> presentationUrls(urls.size());
+  for (size_t i = 0; i < urls.size(); ++i) {
+    if (urls[i].isValid())

[mark a. foltz, 2016/12/09 05:38:03]

We should be throwing a SyntaxException in the ctor if there is an invalid URL

[zhaobin, 2016/12/09 23:01:59]

We have checked urls in PresentationRequest ctor, and rejected invalid urls
there. Urls should be valid when they arrive here, do we need to check again? 

+      presentationUrls[i] = urls[i];
+  }
 
   m_client->setDefaultPresentationUrls(presentationUrls);
 }