Use constants that can be stored in a 32 bit int

ui/gfx/compositor/layer_animator_unittest.cc

 // Copyright (c) 2011 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 "ui/gfx/compositor/layer_animator.h"
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time.h"
@@ skipping 610 matching lines @@
 
   EXPECT_TRUE(animator->is_animating());
   EXPECT_FLOAT_EQ(delegate.GetOpacityForAnimation(), start_opacity);
 
   element->Step(start_time + base::TimeDelta::FromMilliseconds(3000));
 
   EXPECT_TRUE(animator->is_animating());
   EXPECT_FLOAT_EQ(delegate.GetOpacityForAnimation(), target_opacity);
 
   // Skip ahead by a lot.
-  element->Step(start_time + base::TimeDelta::FromMilliseconds(1000000000000));
+  element->Step(start_time + base::TimeDelta::FromMilliseconds(1000000000));
 
   EXPECT_TRUE(animator->is_animating());
   EXPECT_FLOAT_EQ(delegate.GetOpacityForAnimation(), start_opacity);
 
   // Skip ahead by a lot.
-  element->Step(start_time + base::TimeDelta::FromMilliseconds(1000000001000));
+  element->Step(start_time + base::TimeDelta::FromMilliseconds(1000001000));
 
   EXPECT_TRUE(animator->is_animating());
   EXPECT_FLOAT_EQ(delegate.GetOpacityForAnimation(), target_opacity);
 
   animator->StopAnimatingProperty(LayerAnimationElement::OPACITY);
 
   EXPECT_FALSE(animator->is_animating());
 }
 
 TEST(LayerAnimatorTest, AddObserverExplicit) {
@@ skipping 132 matching lines @@
 
   animator->SetOpacity(0.5);
 
   EXPECT_FALSE(animator->is_animating());
   EXPECT_EQ(0.5, animator->GetTargetOpacity());
 }
 
 } // namespace
 
 } // namespace ui