[Extensions + Blink] Account for user gesture in v8 function calls

third_party/WebKit/Source/web/SuspendableScriptExecutor.h

Index: third_party/WebKit/Source/web/SuspendableScriptExecutor.h
diff --git a/third_party/WebKit/Source/web/SuspendableScriptExecutor.h b/third_party/WebKit/Source/web/SuspendableScriptExecutor.h
index 684318ad72d72e11dc415e393406175c0ffb0e2c..5b9ae983fb45175d5258d57abba1d80e5ea032f0 100644
--- a/third_party/WebKit/Source/web/SuspendableScriptExecutor.h
+++ b/third_party/WebKit/Source/web/SuspendableScriptExecutor.h
@@ -15,6 +15,7 @@ namespace blink {
 
 class LocalFrame;
 class ScriptSourceCode;
+class ScriptState;
 class WebScriptExecutionCallback;
 
 class SuspendableScriptExecutor final
@@ -48,6 +49,7 @@ class SuspendableScriptExecutor final
     virtual ~Executor() {}
 
     virtual Vector<v8::Local<v8::Value>> execute(LocalFrame*) = 0;
+    virtual ScriptState* getScriptState(LocalFrame*) = 0;
 
     DEFINE_INLINE_VIRTUAL_TRACE(){};
   };
@@ -63,6 +65,8 @@ class SuspendableScriptExecutor final
   void executeAndDestroySelf();
   void dispose();
 
+  // TODO(devlin): m_frame is likely redundant with context accessor on
+  // SuspendableTimer.
   Member<LocalFrame> m_frame;
   WebScriptExecutionCallback* m_callback;