Disable scoped_refptr operator T* on Linux.

base/memory/ref_counted_unittest.cc

Index: base/memory/ref_counted_unittest.cc
diff --git a/base/memory/ref_counted_unittest.cc b/base/memory/ref_counted_unittest.cc
index 7a033f3a2a79d0589887b00e21f9eabdad6d57f5..e8eb0fd90f6c507912299eec14a53ef015e027c2 100644
--- a/base/memory/ref_counted_unittest.cc
+++ b/base/memory/ref_counted_unittest.cc
@@ -60,25 +60,3 @@ TEST(RefCountedUnitTest, ScopedRefPtrToSelf) {
   check->SelfDestruct();
   EXPECT_TRUE(ScopedRefPtrToSelf::was_destroyed());
 }
-
-TEST(RefCountedUnitTest, ScopedRefPtrBooleanOperations) {
-  scoped_refptr<SelfAssign> p1 = new SelfAssign;
-  scoped_refptr<SelfAssign> p2;
-
-  EXPECT_TRUE(p1);
-  EXPECT_FALSE(!p1);
-
-  EXPECT_TRUE(!p2);
-  EXPECT_FALSE(p2);
-
-  EXPECT_NE(p1, p2);
-
-  SelfAssign* raw_p = new SelfAssign;
-  p2 = raw_p;
-  EXPECT_NE(p1, p2);
-  EXPECT_EQ(raw_p, p2);
-
-  p2 = p1;
-  EXPECT_NE(raw_p, p2);
-  EXPECT_EQ(p1, p2);
-}