Remove implicit conversions from scoped_refptr to T* in mojo/

mojo/system/shared_buffer_dispatcher_unittest.cc

Index: mojo/system/shared_buffer_dispatcher_unittest.cc
diff --git a/mojo/system/shared_buffer_dispatcher_unittest.cc b/mojo/system/shared_buffer_dispatcher_unittest.cc
index 9ea5832f7d5fe1e5b3d62dc660dfd4465cb384d3..397040b469a075d01f4b1b739b4a4dd297e3ff86 100644
--- a/mojo/system/shared_buffer_dispatcher_unittest.cc
+++ b/mojo/system/shared_buffer_dispatcher_unittest.cc
@@ -121,7 +121,7 @@ TEST_F(SharedBufferDispatcherTest, CreateAndMapBuffer) {
                 SharedBufferDispatcher::kDefaultCreateOptions,
                 100,
                 &dispatcher));
-  ASSERT_TRUE(dispatcher);
+  ASSERT_TRUE(dispatcher.get());
   EXPECT_EQ(Dispatcher::kTypeSharedBuffer, dispatcher->GetType());
 
   // Make a couple of mappings.
@@ -174,7 +174,7 @@ TEST_F(SharedBufferDispatcherTest, DuplicateBufferHandle) {
   EXPECT_EQ(
       MOJO_RESULT_OK,
       dispatcher1->DuplicateBufferHandle(NullUserPointer(), &dispatcher2));
-  ASSERT_TRUE(dispatcher2);
+  ASSERT_TRUE(dispatcher2.get());
   EXPECT_EQ(Dispatcher::kTypeSharedBuffer, dispatcher2->GetType());
 
   EXPECT_EQ(MOJO_RESULT_OK, dispatcher1->Close());
@@ -206,7 +206,7 @@ TEST_F(SharedBufferDispatcherTest, DuplicateBufferHandleOptionsValid) {
     EXPECT_EQ(MOJO_RESULT_OK,
               dispatcher1->DuplicateBufferHandle(MakeUserPointer(&options[i]),
                                                  &dispatcher2));
-    ASSERT_TRUE(dispatcher2);
+    ASSERT_TRUE(dispatcher2.get());
     EXPECT_EQ(Dispatcher::kTypeSharedBuffer, dispatcher2->GetType());
     EXPECT_EQ(MOJO_RESULT_OK, dispatcher2->Close());
   }
@@ -231,7 +231,7 @@ TEST_F(SharedBufferDispatcherTest, DuplicateBufferHandleOptionsInvalid) {
     EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT,
               dispatcher1->DuplicateBufferHandle(MakeUserPointer(&options),
                                                  &dispatcher2));
-    EXPECT_FALSE(dispatcher2);
+    EXPECT_FALSE(dispatcher2.get());
   }
 
   // Unknown |flags|.
@@ -242,7 +242,7 @@ TEST_F(SharedBufferDispatcherTest, DuplicateBufferHandleOptionsInvalid) {
     EXPECT_EQ(MOJO_RESULT_UNIMPLEMENTED,
               dispatcher1->DuplicateBufferHandle(MakeUserPointer(&options),
                                                  &dispatcher2));
-    EXPECT_FALSE(dispatcher2);
+    EXPECT_FALSE(dispatcher2.get());
   }
 
   EXPECT_EQ(MOJO_RESULT_OK, dispatcher1->Close());
@@ -257,7 +257,7 @@ TEST_F(SharedBufferDispatcherTest, CreateInvalidNumBytes) {
                 SharedBufferDispatcher::kDefaultCreateOptions,
                 std::numeric_limits<uint64_t>::max(),
                 &dispatcher));
-  EXPECT_FALSE(dispatcher);
+  EXPECT_FALSE(dispatcher.get());
 
   // Zero size.
   EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT,
@@ -266,7 +266,7 @@ TEST_F(SharedBufferDispatcherTest, CreateInvalidNumBytes) {
                 SharedBufferDispatcher::kDefaultCreateOptions,
                 0,
                 &dispatcher));
-  EXPECT_FALSE(dispatcher);
+  EXPECT_FALSE(dispatcher.get());
 }
 
 TEST_F(SharedBufferDispatcherTest, MapBufferInvalidArguments) {