Bug 539045: Add more external nullable annotations for libs

Change-Id: I55a983c62f20f3c883ea684109186231b209769f
diff --git a/eea/org/eclipse/core/commands/ExecutionEvent.eea b/eea/org/eclipse/core/commands/ExecutionEvent.eea
new file mode 100644
index 0000000..b7a1d93
--- /dev/null
+++ b/eea/org/eclipse/core/commands/ExecutionEvent.eea
@@ -0,0 +1,4 @@
+class org/eclipse/core/commands/ExecutionEvent
+getApplicationContext
+ ()Ljava/lang/Object;
+ ()L0java/lang/Object;