Clang: enable -Wbool-conversions and -Wunused-variables on Linux.

base/message_loop_unittest.cc

Index: base/message_loop_unittest.cc
diff --git a/base/message_loop_unittest.cc b/base/message_loop_unittest.cc
index c471e38b5994be8cf480f9811419aa5842c33b97..9576a5818dc902053216dc6cfe9cbbdaf779acec 100644
--- a/base/message_loop_unittest.cc
+++ b/base/message_loop_unittest.cc
@@ -1555,18 +1555,18 @@ TEST(MessageLoopTest, HighResolutionTimer) {
   const int kFastTimerMs = 5;
   const int kSlowTimerMs = 100;
 
-  EXPECT_EQ(false, loop.high_resolution_timers_enabled());
+  EXPECT_FALSE(loop.high_resolution_timers_enabled());
 
   // Post a fast task to enable the high resolution timers.
   loop.PostDelayedTask(FROM_HERE, new DummyTask(1), kFastTimerMs);
   loop.Run();
-  EXPECT_EQ(true, loop.high_resolution_timers_enabled());
+  EXPECT_TRUE(loop.high_resolution_timers_enabled());
 
   // Post a slow task and verify high resolution timers
   // are still enabled.
   loop.PostDelayedTask(FROM_HERE, new DummyTask(1), kSlowTimerMs);
   loop.Run();
-  EXPECT_EQ(true, loop.high_resolution_timers_enabled());
+  EXPECT_TRUE(loop.high_resolution_timers_enabled());
 
   // Wait for a while so that high-resolution mode elapses.
   Sleep(MessageLoop::kHighResolutionTimerModeLeaseTimeMs);
@@ -1574,7 +1574,7 @@ TEST(MessageLoopTest, HighResolutionTimer) {
   // Post a slow task to disable the high resolution timers.
   loop.PostDelayedTask(FROM_HERE, new DummyTask(1), kSlowTimerMs);
   loop.Run();
-  EXPECT_EQ(false, loop.high_resolution_timers_enabled());
+  EXPECT_FALSE(loop.high_resolution_timers_enabled());
 }
 
 #endif  // defined(OS_WIN)