Fix StatsTable::RegisterThread so that it doesn't crash if shared memory...

base/stats_table_unittest.cc

Index: base/stats_table_unittest.cc
===================================================================
--- base/stats_table_unittest.cc	(revision 18166)
+++ base/stats_table_unittest.cc	(working copy)
@@ -39,7 +39,7 @@
   // Register a single thread.
   std::string thread_name = "mainThread";
   int slot_id = table.RegisterThread(thread_name);
-  EXPECT_TRUE(slot_id);
+  EXPECT_NE(slot_id, 0);
 
   // Fill up the table with counters.
   std::string counter_base_name = "counter";
@@ -261,9 +261,9 @@
 
   // Test initial state.
   EXPECT_TRUE(foo.Enabled());
-  EXPECT_NE(foo.Pointer(), static_cast<int*>(0));
+  ASSERT_NE(foo.Pointer(), static_cast<int*>(0));
+  EXPECT_EQ(0, *(foo.Pointer()));
   EXPECT_EQ(0, table.GetCounterValue("c:foo"));
-  EXPECT_EQ(0, *(foo.Pointer()));
 
   // Test Increment.
   while(*(foo.Pointer()) < 123) foo.Increment();