Fix media_mojo builds

media/base/cdm_promise.cc

Index: media/base/cdm_promise.cc
diff --git a/media/base/cdm_promise.cc b/media/base/cdm_promise.cc
index 9062799368927f8b081ada776bb5b1d7fe1fcaa5..d1cb7ade05231783ebe695aec64bb6531f1e5bff 100644
--- a/media/base/cdm_promise.cc
+++ b/media/base/cdm_promise.cc
@@ -6,10 +6,41 @@
 
 namespace media {
 
-CdmPromise::CdmPromise() {
+const CdmPromise::ResolveParameterType CdmPromiseTraits<>::kType =
+    CdmPromise::VOID_TYPE;
+
+const CdmPromise::ResolveParameterType CdmPromiseTraits<int>::kType =
+    CdmPromise::INT_TYPE;
+
+const CdmPromise::ResolveParameterType CdmPromiseTraits<std::string>::kType =
+    CdmPromise::STRING_TYPE;
+
+const CdmPromise::ResolveParameterType
+    CdmPromiseTraits<CdmKeyInformation::KeyStatus>::kType =
+        CdmPromise::KEY_STATUS_TYPE;
+
+template <>
+CdmPromise::ResolveParameterType CdmPromiseTemplate<>::GetResolveParameterType()
+    const {
+  return CdmPromiseTraits<>::kType;
+}
+
+template <>
+CdmPromise::ResolveParameterType
+CdmPromiseTemplate<int>::GetResolveParameterType() const {
+  return CdmPromiseTraits<int>::kType;
+}
+
+template <>
+CdmPromise::ResolveParameterType
+CdmPromiseTemplate<std::string>::GetResolveParameterType() const {
+  return CdmPromiseTraits<std::string>::kType;
 }
 
-CdmPromise::~CdmPromise() {
+template <>
+CdmPromise::ResolveParameterType CdmPromiseTemplate<
+    CdmKeyInformation::KeyStatus>::GetResolveParameterType() const {
+  return CdmPromiseTraits<CdmKeyInformation::KeyStatus>::kType;
 }
 
 }  // namespace media