3 files changed, 9 insertions, 11 deletions
diff --git a/cc/base/scoped_ptr_hash_map.h b/cc/base/scoped_ptr_hash_map.h
index 970984a..3a749a5 100644
--- a/cc/base/scoped_ptr_hash_map.h
+++ b/cc/base/scoped_ptr_hash_map.h
@@ -117,7 +117,7 @@ class ScopedPtrHashMap {
     return it->second;
   }
 
-  inline bool contains(const Key& k) const { return data_.count(k) > 0; }
+  inline bool contains(const Key& k) const { return data_.count(k); }
 
   inline void clear() { STLDeleteValues(&data_); }
 
diff --git a/cc/base/tiling_data_unittest.cc b/cc/base/tiling_data_unittest.cc
index db2d6f2..ea141ad 100644
--- a/cc/base/tiling_data_unittest.cc
+++ b/cc/base/tiling_data_unittest.cc
@@ -954,7 +954,7 @@ void TestIterate(
       }
       EXPECT_TRUE(found);
     }
-    EXPECT_EQ(0u, expected.size());
+    EXPECT_EQ(0, expected.size());
   }
 
   // Make sure this also works with a difference iterator and an empty ignore.
@@ -973,7 +973,7 @@ void TestIterate(
       }
       EXPECT_TRUE(found);
     }
-    EXPECT_EQ(0u, expected.size());
+    EXPECT_EQ(0, expected.size());
   }
 }
 
@@ -1078,7 +1078,7 @@ void TestDiff(
     }
     EXPECT_TRUE(found);
   }
-  EXPECT_EQ(0u, expected.size());
+  EXPECT_EQ(0, expected.size());
 }
 
 TEST(TilingDataTest, DifferenceIteratorIgnoreGeometry) {
diff --git a/cc/base/worker_pool.cc b/cc/base/worker_pool.cc
index 2c47101..d276529 100644
--- a/cc/base/worker_pool.cc
+++ b/cc/base/worker_pool.cc
@@ -177,9 +177,7 @@ WorkerPool::Inner::Inner(WorkerPool* worker_pool,
         new base::DelegateSimpleThread(
           this,
           thread_name_prefix +
-          base::StringPrintf(
-              "Worker%lu",
-              static_cast<unsigned long>(workers_.size() + 1)).c_str()));
+          base::StringPrintf("Worker%lu", workers_.size() + 1).c_str()));
     worker->Start();
     workers_.push_back(worker.Pass());
   }
@@ -193,9 +191,9 @@ WorkerPool::Inner::~Inner() {
   // Cancel all pending callbacks.
   weak_ptr_factory_.InvalidateWeakPtrs();
 
-  DCHECK_EQ(0u, pending_tasks_.size());
-  DCHECK_EQ(0u, completed_tasks_.size());
-  DCHECK_EQ(0u, running_task_count_);
+  DCHECK_EQ(pending_tasks_.size(), 0);
+  DCHECK_EQ(completed_tasks_.size(), 0);
+  DCHECK_EQ(running_task_count_, 0);
 }
 
 void WorkerPool::Inner::Shutdown() {
@@ -432,7 +430,7 @@ WorkerPool::~WorkerPool() {
   // Cancel all pending callbacks.
   weak_ptr_factory_.InvalidateWeakPtrs();
 
-  DCHECK_EQ(0u, completed_tasks_.size());
+  DCHECK_EQ(completed_tasks_.size(), 0);
 }
 
 void WorkerPool::Shutdown() {