Make Document::isSecureContext() work for OOPIFs

content/renderer/render_frame_proxy.cc

Index: content/renderer/render_frame_proxy.cc
diff --git a/content/renderer/render_frame_proxy.cc b/content/renderer/render_frame_proxy.cc
index d31dab2b826db77a1a7ec6217f4b896a9db97bd6..c92b999fe7602e28e668bb2847e6a206d59eedd8 100644
--- a/content/renderer/render_frame_proxy.cc
+++ b/content/renderer/render_frame_proxy.cc
@@ -229,6 +229,8 @@ void RenderFrameProxy::SetReplicatedState(const FrameReplicationState& state) {
                                 blink::WebString::fromUTF8(state.unique_name));
   web_frame_->setReplicatedShouldEnforceStrictMixedContentChecking(
       state.should_enforce_strict_mixed_content_checking);
+  web_frame_->setReplicatedPotentiallyTrustworthyUniqueOrigin(
+      state.is_potentially_trustworthy_unique_origin);
 }
 
 // Update the proxy's SecurityContext and FrameOwner with new sandbox flags
@@ -274,6 +276,8 @@ bool RenderFrameProxy::OnMessageReceived(const IPC::Message& msg) {
     IPC_MESSAGE_HANDLER(FrameMsg_DidUpdateName, OnDidUpdateName)
     IPC_MESSAGE_HANDLER(FrameMsg_EnforceStrictMixedContentChecking,
                         OnEnforceStrictMixedContentChecking)
+    IPC_MESSAGE_HANDLER(FrameMsg_DidSetUniqueOriginPotentiallyTrustworthy,
+                        OnDidSetUniqueOriginPotentiallyTrustworthy)
     IPC_MESSAGE_HANDLER(FrameMsg_DidUpdateOrigin, OnDidUpdateOrigin)
     IPC_MESSAGE_HANDLER(InputMsg_SetFocus, OnSetPageFocus)
     IPC_MESSAGE_HANDLER(FrameMsg_SetFocusedFrame, OnSetFocusedFrame)
@@ -366,6 +370,12 @@ void RenderFrameProxy::OnEnforceStrictMixedContentChecking(
       should_enforce);
 }
 
+void RenderFrameProxy::OnDidSetUniqueOriginPotentiallyTrustworthy(
+    bool is_unique_origin_potentially_trustworthy) {
+  web_frame_->setReplicatedPotentiallyTrustworthyUniqueOrigin(
+      is_unique_origin_potentially_trustworthy);
+}
+
 void RenderFrameProxy::OnDidUpdateOrigin(const url::Origin& origin) {
   web_frame_->setReplicatedOrigin(origin);
 }