Update remoting/ and jingle/ to use scoped_refptr<T>::get() rather than implicit "operator T*"

remoting/host/heartbeat_sender_unittest.cc

Index: remoting/host/heartbeat_sender_unittest.cc
diff --git a/remoting/host/heartbeat_sender_unittest.cc b/remoting/host/heartbeat_sender_unittest.cc
index b5910a611331dfb1c60b4b952fa88fc5f7a31927..92094bf816accf0d16676c6346f54a59b163ccef 100644
--- a/remoting/host/heartbeat_sender_unittest.cc
+++ b/remoting/host/heartbeat_sender_unittest.cc
@@ -59,7 +59,7 @@ class HeartbeatSenderTest
 
   virtual void SetUp() OVERRIDE {
     key_pair_ = RsaKeyPair::FromString(kTestRsaKeyPair);
-    ASSERT_TRUE(key_pair_);
+    ASSERT_TRUE(key_pair_.get());
 
     EXPECT_CALL(signal_strategy_, GetState())
         .WillOnce(Return(SignalStrategy::DISCONNECTED));
@@ -238,7 +238,7 @@ void HeartbeatSenderTest::ValidateHeartbeatStanza(
   EXPECT_TRUE(heartbeat_stanza->NextNamed(signature_tag) == NULL);
 
   scoped_refptr<RsaKeyPair> key_pair = RsaKeyPair::FromString(kTestRsaKeyPair);
-  ASSERT_TRUE(key_pair);
+  ASSERT_TRUE(key_pair.get());
   std::string expected_signature =
       key_pair->SignMessage(std::string(kTestJid) + ' ' + expectedSequenceId);
   EXPECT_EQ(expected_signature, signature->BodyText());