Allow severing connection between dispatcher and injector

content/browser/intents/intent_injector_unittest.cc

Index: content/browser/intents/intent_injector_unittest.cc
diff --git a/content/browser/intents/intent_injector_unittest.cc b/content/browser/intents/intent_injector_unittest.cc
index 657df55b24ad3bd519a86f6308d1db122adbc9ee..60b75237a9e44d0ae966f10ecfd8bc41625e5084 100644
--- a/content/browser/intents/intent_injector_unittest.cc
+++ b/content/browser/intents/intent_injector_unittest.cc
@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 
 #include "base/bind.h"
+#include "base/memory/weak_ptr.h"
 #include "base/utf_string_conversions.h"
 #include "content/browser/intents/intent_injector.h"
 #include "content/browser/intents/internal_web_intents_dispatcher.h"
@@ -88,3 +89,19 @@ TEST_F(IntentInjectorTest, TestDispatchLimitedToSameOrigin) {
   EXPECT_TRUE(NULL == process()->sink().GetFirstMessageMatching(
       IntentsMsg_SetWebIntentData::ID));
 }
+
+TEST_F(IntentInjectorTest, AbandonDeletes) {
+  IntentInjector* injector = new IntentInjector(web_contents());
+
+  base::WeakPtr<IntentInjector> weak_injector =
+      injector->weak_factory_.GetWeakPtr();
+  EXPECT_FALSE(weak_injector.get() == NULL);
+  weak_injector->Abandon();
+  EXPECT_TRUE(weak_injector.get() == NULL);
+
+  // Sending a message will both auto-delete |dispatcher_| to clean up and
+  // verify that messages don't get sent to the (now deleted) |injector|.
+  dispatcher_->SendReplyMessage(
+      webkit_glue::WEB_INTENT_SERVICE_CONTENTS_CLOSED, string16());
+
+}