Move protocol member initialization from cpp to header.

Author: forderud

src/HID/HID.cpp

@@ -265,8 +265,7 @@ bool HID_::setup(USBSetup& setup)
 	return false;
 }
 
-HID_::HID_(void) : PluggableUSBModule(2, 1, epType),
-                   protocol(HID_REPORT_PROTOCOL)
+HID_::HID_(void) : PluggableUSBModule(2, 1, epType)
 {
 	epType[0] = EP_TYPE_INTERRUPT_IN;
         epType[1] = EP_TYPE_INTERRUPT_OUT;

src/HID/HID.h

@@ -144,7 +144,7 @@ class HID_ : public PluggableUSBModule
     HIDSubDescriptor* rootNode = nullptr;
     uint16_t descriptorSize = 1;
 
-    uint8_t protocol;
+    uint8_t protocol = HID_REPORT_PROTOCOL;
     uint8_t idle = 1;
 
     // Buffer pointer to hold the feature data