Remove WTFReportAssertionFailure and WTFReportBacktrace.

base/debug/stack_trace_unittest.cc

Index: base/debug/stack_trace_unittest.cc
diff --git a/base/debug/stack_trace_unittest.cc b/base/debug/stack_trace_unittest.cc
index e716bf740d81cbd795e4b879eaf1096e0acd91e3..fe427b1ba3b997706ba65346b547310f26c89eb0 100644
--- a/base/debug/stack_trace_unittest.cc
+++ b/base/debug/stack_trace_unittest.cc
@@ -122,6 +122,21 @@ TEST_F(StackTraceTest, MAYBE_OutputToStream) {
 #endif  // define(OS_MACOSX)
 }
 
+TEST_F(StackTraceTest, TruncateTrace) {
+  StackTrace trace;
+
+  size_t count = 0;
+  const void* const* trace_ptrs = trace.Addresses(&count);
+  ASSERT_LT(2u, count);
+
+  StackTrace truncated = trace.Truncate(2);
+  const void* const* truncated_ptrs = truncated.Addresses(&count);
+  EXPECT_EQ(2u, count);
+
+  EXPECT_EQ(trace_ptrs[0], truncated_ptrs[0]);
+  EXPECT_EQ(trace_ptrs[1], truncated_ptrs[1]);
+}
+
 // The test is used for manual testing, e.g., to see the raw output.
 TEST_F(StackTraceTest, DebugOutputToStream) {
   StackTrace trace;