Add "type" in GenerateKeyRequest() and OnNeedKey().

webkit/media/crypto/ppapi_decryptor.cc

Index: webkit/media/crypto/ppapi_decryptor.cc
diff --git a/webkit/media/crypto/ppapi_decryptor.cc b/webkit/media/crypto/ppapi_decryptor.cc
index 8a2d7a175240553b0c03779d1a27e2625a642e89..5ae10c3fdf4a430bf76adc5f70cdb6cd29679545 100644
--- a/webkit/media/crypto/ppapi_decryptor.cc
+++ b/webkit/media/crypto/ppapi_decryptor.cc
@@ -40,6 +40,7 @@ PpapiDecryptor::~PpapiDecryptor() {
 }
 
 bool PpapiDecryptor::GenerateKeyRequest(const std::string& key_system,
+                                        const std::string& type,
                                         const uint8* init_data,
                                         int init_data_length) {
   DVLOG(2) << "GenerateKeyRequest()";
@@ -50,6 +51,7 @@ bool PpapiDecryptor::GenerateKeyRequest(const std::string& key_system,
   // data type conversions.
   if (!cdm_plugin_->GenerateKeyRequest(
       key_system,
+      type,
       std::string(reinterpret_cast<const char*>(init_data),
                   init_data_length))) {
     ReportFailureToCallPlugin(key_system, "");