Move ScriptState::getExecutionContext (Part 1)

third_party/WebKit/Source/core/dom/ExecutionContext.cpp

Index: third_party/WebKit/Source/core/dom/ExecutionContext.cpp
diff --git a/third_party/WebKit/Source/core/dom/ExecutionContext.cpp b/third_party/WebKit/Source/core/dom/ExecutionContext.cpp
index fdb9f733f2be23cde5e32ad82ad60524a106e85b..81c0283da6568abc2fc7f081aafbc9df6cabb4fe 100644
--- a/third_party/WebKit/Source/core/dom/ExecutionContext.cpp
+++ b/third_party/WebKit/Source/core/dom/ExecutionContext.cpp
@@ -56,6 +56,11 @@ ExecutionContext::ExecutionContext()
 
 ExecutionContext::~ExecutionContext() {}
 
+ExecutionContext* ExecutionContext::From(const ScriptState* script_state) {
+  v8::HandleScope scope(script_state->GetIsolate());
+  return ToExecutionContext(script_state->GetContext());
+}
+
 void ExecutionContext::SuspendSuspendableObjects() {
   DCHECK(!is_context_suspended_);
   NotifySuspendingSuspendableObjects();