Fix 'noopener' targeting and return value.

third_party/WebKit/Source/core/page/CreateWindow.cpp

Index: third_party/WebKit/Source/core/page/CreateWindow.cpp
diff --git a/third_party/WebKit/Source/core/page/CreateWindow.cpp b/third_party/WebKit/Source/core/page/CreateWindow.cpp
index 3142554f7e6ce6b4933a913b605054429f186d8e..bc6e6098645054d7cda716c30ae6e72a47c76d2b 100644
--- a/third_party/WebKit/Source/core/page/CreateWindow.cpp
+++ b/third_party/WebKit/Source/core/page/CreateWindow.cpp
@@ -139,8 +139,10 @@ static Frame* createWindowHelper(LocalFrame& openerFrame,
 
   created = false;
 
-  Frame* window = reuseExistingWindow(activeFrame, lookupFrame,
-                                      request.frameName(), policy);
+  Frame* window = features.noopener
+                      ? nullptr
+                      : reuseExistingWindow(activeFrame, lookupFrame,
+                                            request.frameName(), policy);
 
   if (!window) {
     // Sandboxed frames cannot open new auxiliary browsing contexts.