Fix ASSERT_EQUAL that should have been ASSERT_EQ.

BUG=703599

Change-Id: I5623705edc41644495aa4f2389056d255e22da8e
Reviewed-on: https://chromium-review.googlesource.com/459617
Reviewed-by: Primiano Tucci <primiano@chromium.org>

src/client/linux/minidump_writer/minidump_writer_unittest.cc

@@ -302,7 +302,7 @@ TEST(MinidumpWriterTest, MinidumpStacksSkippedIfRequested) {
       ++threads_with_stacks;
     }
   }
-  ASSERT_EQUAL(1, threads_with_stacks);
+  ASSERT_EQ(1, threads_with_stacks);
   close(fds[1]);
 }