Convert //cc from scoped_ptr to std::unique_ptr.

cc/blink/test/cc_blink_test_suite.h

Index: cc/blink/test/cc_blink_test_suite.h
diff --git a/cc/blink/test/cc_blink_test_suite.h b/cc/blink/test/cc_blink_test_suite.h
index faa768400adc6893cb77f824ae3a0ad69cd967f4..db5799c66f1fa076f6452ac787bddcab0c7884bb 100644
--- a/cc/blink/test/cc_blink_test_suite.h
+++ b/cc/blink/test/cc_blink_test_suite.h
@@ -5,8 +5,9 @@
 #ifndef CC_BLINK_TEST_CC_BLINK_TEST_SUITE_H_
 #define CC_BLINK_TEST_CC_BLINK_TEST_SUITE_H_
 
+#include <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/test/test_suite.h"
 
 namespace base {
@@ -26,7 +27,7 @@ class CCBlinkTestSuite : public base::TestSuite {
   void Shutdown() override;
 
  private:
-  scoped_ptr<base::MessageLoop> message_loop_;
+  std::unique_ptr<base::MessageLoop> message_loop_;
 
   DISALLOW_COPY_AND_ASSIGN(CCBlinkTestSuite);
 };