Bug 1577885 - Remove using namespace std from GMP ClearKey r=bryce

Differential Revision: https://phabricator.services.mozilla.com/D44269

--HG--
extra : moz-landing-system : lando

media/gmp-clearkey/0.1/ClearKeyBase64.cpp

@@ -18,7 +18,8 @@
 
 #include <algorithm>
 
-using namespace std;
+using std::string;
+using std::vector;
 
 /**
  * Take a base64-encoded string, convert (in-place) each character to its

media/gmp-clearkey/0.1/ClearKeyPersistence.cpp

@@ -26,9 +26,13 @@
 #include <sstream>
 #include <string.h>
 
-using namespace std;
 using namespace cdm;
 
+using std::function;
+using std::string;
+using std::stringstream;
+using std::vector;
+
 void ClearKeyPersistence::ReadAllRecordsFromIndex(
     function<void()>&& aOnComplete) {
   // Clear what we think the index file contains, we're about to read it again.

media/gmp-clearkey/0.1/ClearKeySession.cpp

@@ -26,7 +26,6 @@
 
 using namespace mozilla;
 using namespace cdm;
-using namespace std;
 
 ClearKeySession::ClearKeySession(const std::string& aSessionId,
                                  SessionType aSessionType)
@@ -49,7 +48,7 @@ bool ClearKeySession::Init(InitDataType aInitDataType, const uint8_t* aInitData,
   } else if (aInitDataType == InitDataType::kWebM &&
              aInitDataSize <= kMaxWebmInitDataSize) {
     // "webm" initData format is simply the raw bytes of the keyId.
-    vector<uint8_t> keyId;
+    std::vector<uint8_t> keyId;
     keyId.assign(aInitData, aInitData + aInitDataSize);
     mKeyIds.push_back(keyId);
   }

media/gmp-clearkey/0.1/ClearKeySessionManager.cpp

@@ -30,9 +30,12 @@
 #include <stdio.h>
 #include <string.h>
 
-using namespace std;
 using namespace cdm;
 
+using std::function;
+using std::string;
+using std::vector;
+
 ClearKeySessionManager::ClearKeySessionManager(Host_10* aHost)
     : mDecryptionManager(ClearKeyDecryptionManager::Get()) {
   CK_LOGD("ClearKeySessionManager ctor %p", this);

media/gmp-clearkey/0.1/ClearKeyStorage.cpp

@@ -28,7 +28,10 @@
 #include <vector>
 
 using namespace cdm;
-using namespace std;
+
+using std::function;
+using std::string;
+using std::vector;
 
 class WriteRecordClient : public FileIOClient {
  public:

media/gmp-clearkey/0.1/ClearKeyUtils.cpp

@@ -39,7 +39,10 @@
 #include "psshparser/PsshParser.h"
 
 using namespace cdm;
-using namespace std;
+
+using std::string;
+using std::stringstream;
+using std::vector;
 
 void CK_Log(const char* aFmt, ...) {
   FILE* out = stdout;
@@ -65,7 +68,7 @@ void CK_Log(const char* aFmt, ...) {
 }
 
 static bool PrintableAsString(const uint8_t* aBytes, uint32_t aLength) {
-  return all_of(aBytes, aBytes + aLength,
+  return std::all_of(aBytes, aBytes + aLength,
                      [](uint8_t c) { return isprint(c) == 1; });
 }
 
@@ -104,7 +107,7 @@ void ClearKeyUtils::DecryptAES(const vector<uint8_t>& aKey,
     oaes_encrypt(aes, &aIV[0], CENC_KEY_LEN, &enc[0], &encLen);
 
     assert(encLen >= 2 * OAES_BLOCK_SIZE + CENC_KEY_LEN);
-    size_t blockLen = min(aData.size() - i, CENC_KEY_LEN);
+    size_t blockLen = std::min(aData.size() - i, CENC_KEY_LEN);
     for (size_t j = 0; j < blockLen; j++) {
       aData[i + j] ^= enc[2 * OAES_BLOCK_SIZE + j];
     }

media/gmp-clearkey/0.1/gmp-clearkey.cpp

@@ -84,7 +84,7 @@ void* CreateCdmInstance(int cdm_interface_version, const char* key_system,
 const size_t TEST_READ_SIZE = 16 * 1024;
 
 bool CanReadSome(cdm::PlatformFile aFile) {
-  vector<uint8_t> data;
+  std::vector<uint8_t> data;
   data.resize(TEST_READ_SIZE);
 #ifdef XP_WIN
   DWORD bytesRead = 0;