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

webkit/glue/cpp_variant_unittest.cc

 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/compiler_specific.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebBindings.h"
 #include "webkit/glue/cpp_variant.h"
 
 using WebKit::WebBindings;
@@ skipping 255 matching lines @@
   cpp.Set(np);
   // Use this or WebBindings::releaseObject but NOT both.
   WebBindings::releaseVariantValue(&np);
   CheckObject(cpp);
 }
 
 TEST(CppVariantTest, SetsSimpleTypesAndValues) {
   CppVariant cpp;
   cpp.Set(true);
   EXPECT_EQ(NPVariantType_Bool, cpp.type);
-  EXPECT_EQ(true, cpp.value.boolValue);
+  EXPECT_TRUE(cpp.value.boolValue);
 
   cpp.Set(5);
   EXPECT_EQ(NPVariantType_Int32, cpp.type);
   EXPECT_EQ(5, cpp.value.intValue);
 
   cpp.Set(1.234);
   EXPECT_EQ(NPVariantType_Double, cpp.type);
   EXPECT_EQ(1.234, cpp.value.doubleValue);
 
   // C string
@@ skipping 130 matching lines @@
   EXPECT_FALSE(cpp.isDouble());
   EXPECT_FALSE(cpp.isNumber());
   EXPECT_FALSE(cpp.isString());
   EXPECT_FALSE(cpp.isVoid());
   EXPECT_FALSE(cpp.isNull());
   EXPECT_FALSE(cpp.isEmpty());
   EXPECT_TRUE(cpp.isObject());
   WebBindings::releaseObject(obj);
   CheckObject(cpp);
 }