Cleanup namespace ending comment

(This is a merge of http://go/wvgerrit/13400 from the Widevine CDM
repository.)

Replace "};  // namespace" with "}  // namespace":
ag -l --ignore-dir third_party "};  //" | \
while read f; do sed -r -i 's/\};  \/\//}  \/\//' $f ; done

Replace "// unnamed namespace" with "// namespace":
ag -l --ignore-dir third_party "unnamed namespace" | \
while read f; do sed -r -i 's/unnamed namespace/namespace/' $f ; done

Change-Id: I50ece9a127ce669f15cd532dfae1dd741338a075

libwvdrmengine/cdm/core/include/clock.h

@@ -19,6 +19,6 @@ class Clock {
   virtual int64_t GetCurrentTime();
 };
 
-};  // namespace wvcdm
+}  // namespace wvcdm
 
 #endif  // WVCDM_CORE_CLOCK_H_

libwvdrmengine/cdm/core/include/crypto_key.h

@@ -35,6 +35,6 @@ class CryptoKey {
   std::string key_control_iv_;
 };
 
-};  // namespace wvcdm
+}  // namespace wvcdm
 
 #endif  // WVCDM_CORE_CRYPTO_KEY_H_

libwvdrmengine/cdm/core/include/crypto_session.h

@@ -138,6 +138,6 @@ class CryptoSession {
   CORE_DISALLOW_COPY_AND_ASSIGN(CryptoSession);
 };
 
-};  // namespace wvcdm
+}  // namespace wvcdm
 
 #endif  // WVCDM_CORE_CRYPTO_SESSSION_H_

libwvdrmengine/cdm/core/include/lock.h

@@ -50,6 +50,6 @@ class AutoLock {
   CORE_DISALLOW_COPY_AND_ASSIGN(AutoLock);
 };
 
-};  // namespace wvcdm
+}  // namespace wvcdm
 
 #endif  // WVCDM_CORE_LOCK_H_

libwvdrmengine/cdm/core/include/log.h

@@ -34,6 +34,6 @@ void Log(const char* file, int line, LogPriority level, const char* fmt, ...);
 #define LOGD(...) Log(__FILE__, __LINE__, wvcdm::LOG_DEBUG, __VA_ARGS__)
 #define LOGV(...) Log(__FILE__, __LINE__, wvcdm::LOG_VERBOSE, __VA_ARGS__)
 
-};  // namespace wvcdm
+}  // namespace wvcdm
 
 #endif  // WVCDM_CORE_LOG_H_

libwvdrmengine/cdm/core/include/scoped_ptr.h

@@ -60,6 +60,6 @@ class scoped_ptr {
   CORE_DISALLOW_COPY_AND_ASSIGN(scoped_ptr);
 };
 
-};  // namespace wvcdm
+}  // namespace wvcdm
 
 #endif  // WVCDM_CORE_SCOPED_PTR_H_

libwvdrmengine/cdm/core/include/string_conversions.h

@@ -24,6 +24,6 @@ std::string UintToString(unsigned int value);
 int64_t htonll64(int64_t x);
 int64_t ntohll64(int64_t x);
 
-};  // namespace wvcdm
+}  // namespace wvcdm
 
 #endif  // WVCDM_CORE_STRING_CONVERSIONS_H_

libwvdrmengine/cdm/core/include/timer.h

@@ -46,6 +46,6 @@ class Timer {
   CORE_DISALLOW_COPY_AND_ASSIGN(Timer);
 };
 
-};  // namespace wvcdm
+}  // namespace wvcdm
 
 #endif  // WVCDM_CORE_TIMER_H_