Add missing (and remove superfluous) 'explicit' from constructors.

content/common/inter_process_time_ticks_converter.h

 // 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.
 
 #ifndef CONTENT_COMMON_INTER_PROCESS_TIME_TICKS_CONVERTER_H_
 #define CONTENT_COMMON_INTER_PROCESS_TIME_TICKS_CONVERTER_H_
 
 #include "base/time.h"
 #include "content/common/content_export.h"
 
@@ skipping 62 matching lines @@
 };
 
 class CONTENT_EXPORT LocalTimeDelta {
  public:
   int ToInt32() const { return value_; }
 
  private:
   friend class InterProcessTimeTicksConverter;
   friend class LocalTimeTicks;
 
-  LocalTimeDelta(int value) : value_(value) {}
+  explicit LocalTimeDelta(int value) : value_(value) {}
 
   int value_;
 };
 
 class CONTENT_EXPORT LocalTimeTicks {
  public:
   static LocalTimeTicks FromTimeTicks(const base::TimeTicks& value) {
     return LocalTimeTicks(value.ToInternalValue());
   }
 
   base::TimeTicks ToTimeTicks() {
     return base::TimeTicks::FromInternalValue(value_);
   }
 
   LocalTimeTicks operator+(const LocalTimeDelta& delta) {
     return LocalTimeTicks(value_ + delta.value_);
   }
 
  private:
   friend class InterProcessTimeTicksConverter;
 
-  LocalTimeTicks(int64 value) : value_(value) {}
+  explicit LocalTimeTicks(int64 value) : value_(value) {}
 
   int64 value_;
 };
 
 class CONTENT_EXPORT RemoteTimeDelta {
  public:
   static RemoteTimeDelta FromRawDelta(int delta) {
     return RemoteTimeDelta(delta);
   }
 
  private:
   friend class InterProcessTimeTicksConverter;
   friend class RemoteTimeTicks;
 
-  RemoteTimeDelta(int value) : value_(value) {}
+  explicit RemoteTimeDelta(int value) : value_(value) {}
 
   int value_;
 };
 
 class CONTENT_EXPORT RemoteTimeTicks {
  public:
   static RemoteTimeTicks FromTimeTicks(const base::TimeTicks& ticks) {
     return RemoteTimeTicks(ticks.ToInternalValue());
   }
 
   RemoteTimeDelta operator-(const RemoteTimeTicks& rhs) const {
     return RemoteTimeDelta(value_ - rhs.value_);
   }
 
  private:
   friend class InterProcessTimeTicksConverter;
 
-  RemoteTimeTicks(int64 value) : value_(value) {}
+  explicit RemoteTimeTicks(int64 value) : value_(value) {}
 
   int64 value_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_INTER_PROCESS_TIME_TICKS_CONVERTER_H_