DevTools: Crash fix.

Source/core/inspector/InjectedScript.cpp

Index: Source/core/inspector/InjectedScript.cpp
diff --git a/Source/core/inspector/InjectedScript.cpp b/Source/core/inspector/InjectedScript.cpp
index 507988c1954296f6253853cf4e5a614001fbf650..17f9ebbc7918d68ff6689b48a0c02c7627a874aa 100644
--- a/Source/core/inspector/InjectedScript.cpp
+++ b/Source/core/inspector/InjectedScript.cpp
@@ -242,7 +242,7 @@ PassRefPtr<Array<CallFrame> > InjectedScript::wrapCallFrames(const ScriptValue&
     ScriptValue callFramesValue = callFunctionWithEvalEnabled(function, hadException);
     ASSERT(!hadException);
     RefPtr<JSONValue> result = callFramesValue.toJSONValue(scriptState());
-    if (result->type() == JSONValue::TypeArray)
+    if (result && result->type() == JSONValue::TypeArray)

[aandrey, 2014/06/18 10:41:55]

Looks like this is the only place in this file where we missed the check. All
other places are properly guarded in a similar way.

         return Array<CallFrame>::runtimeCast(result);
     return Array<CallFrame>::create();
 }