[mac] rename methods requesting frame transmission (#3909)

src/core/api/link_api.cpp

@@ -422,7 +422,7 @@ otError otLinkOutOfBandTransmitRequest(otInstance *aInstance, otRadioFrame *aOob
 {
     Instance &instance = *static_cast<Instance *>(aInstance);
 
-    return instance.Get<Mac::Mac>().SendOutOfBandFrameRequest(aOobFrame);
+    return instance.Get<Mac::Mac>().RequestOutOfBandFrameTransmission(aOobFrame);
 }
 
 uint16_t otLinkGetCcaFailureRate(otInstance *aInstance)

src/core/mac/mac.cpp

@@ -478,7 +478,7 @@ exit:
     return;
 }
 
-otError Mac::SendFrameRequest(void)
+otError Mac::RequestFrameTransmission(void)
 {
     otError error = OT_ERROR_NONE;
 
@@ -491,7 +491,7 @@ exit:
     return error;
 }
 
-otError Mac::SendOutOfBandFrameRequest(otRadioFrame *aOobFrame)
+otError Mac::RequestOutOfBandFrameTransmission(otRadioFrame *aOobFrame)
 {
     otError error = OT_ERROR_NONE;
 

src/core/mac/mac.hpp

@@ -215,7 +215,7 @@ public:
      * @retval OT_ERROR_INVALID_STATE  The MAC layer is not enabled.
      *
      */
-    otError SendFrameRequest(void);
+    otError RequestFrameTransmission(void);
 
     /**
      * This method requests an Out of Band frame for MAC Transmission.
@@ -230,7 +230,7 @@ public:
      * @retval OT_ERROR_INVALID_ARGS   The argument @p aOobFrame is NULL.
      *
      */
-    otError SendOutOfBandFrameRequest(otRadioFrame *aOobFrame);
+    otError RequestOutOfBandFrameTransmission(otRadioFrame *aOobFrame);
 
     /**
      * This method returns a reference to the IEEE 802.15.4 Extended Address.

src/core/thread/mesh_forwarder.cpp

@@ -189,7 +189,7 @@ void MeshForwarder::ScheduleTransmissionTask(void)
 
         mSendMessageMaxCsmaBackoffs = Mac::kMaxCsmaBackoffsDirect;
         mSendMessageMaxFrameRetries = Mac::kMaxFrameRetriesDirect;
-        Get<Mac::Mac>().SendFrameRequest();
+        Get<Mac::Mac>().RequestFrameTransmission();
         ExitNow();
     }
 

src/core/thread/mesh_forwarder_ftd.cpp

@@ -432,7 +432,7 @@ otError MeshForwarder::GetIndirectTransmission(void)
 
         mIndirectStartingChild = &child;
 
-        Get<Mac::Mac>().SendFrameRequest();
+        Get<Mac::Mac>().RequestFrameTransmission();
         ExitNow(error = OT_ERROR_NONE);
     }