Flip the true/false result of ScriptState::contextIsValid

Source/bindings/core/v8/ScriptController.cpp

Index: Source/bindings/core/v8/ScriptController.cpp
diff --git a/Source/bindings/core/v8/ScriptController.cpp b/Source/bindings/core/v8/ScriptController.cpp
index 6a38d7003a977f706b42ef98d375c14c1db87e35..fd2ff242eb5269d17830dd6ca1a8cdc4cd08a1aa 100644
--- a/Source/bindings/core/v8/ScriptController.cpp
+++ b/Source/bindings/core/v8/ScriptController.cpp
@@ -263,7 +263,7 @@ TextPosition ScriptController::eventHandlerPosition() const
 void ScriptController::bindToWindowObject(LocalFrame* frame, const String& key, NPObject* object)
 {
     ScriptState* scriptState = ScriptState::forMainWorld(frame);
-    if (scriptState->contextIsValid())
+    if (!scriptState->contextIsValid())
         return;
 
     ScriptState::Scope scope(scriptState);
@@ -372,7 +372,7 @@ static NPObject* createNoScriptObject()
 static NPObject* createScriptObject(LocalFrame* frame, v8::Isolate* isolate)
 {
     ScriptState* scriptState = ScriptState::forMainWorld(frame);
-    if (scriptState->contextIsValid())
+    if (!scriptState->contextIsValid())
         return createNoScriptObject();
 
     ScriptState::Scope scope(scriptState);
@@ -408,7 +408,7 @@ NPObject* ScriptController::createScriptObjectForPluginElement(HTMLPlugInElement
         return createNoScriptObject();
 
     ScriptState* scriptState = ScriptState::forMainWorld(m_frame);
-    if (scriptState->contextIsValid())
+    if (!scriptState->contextIsValid())
         return createNoScriptObject();
 
     ScriptState::Scope scope(scriptState);