Move protocol member initialization from cpp to header.

Author: forderud

Diff for: libraries/HID/src/HID.cpp

@@ -147,8 +147,7 @@ bool HID_::setup(USBSetup& setup)
 }
 
 HID_::HID_(void) : PluggableUSBModule(1, 1, epType),
-                   rootNode(NULL),
-                   protocol(HID_REPORT_PROTOCOL)
+                   rootNode(NULL)
 {
 	epType[0] = EP_TYPE_INTERRUPT_IN;
 	PluggableUSB().plug(this);

Diff for: libraries/HID/src/HID.h

@@ -109,7 +109,7 @@ class HID_ : public PluggableUSBModule
   HIDSubDescriptor* rootNode;
   uint16_t descriptorSize = 0;
 
-  uint8_t protocol;
+  uint8_t protocol = HID_REPORT_PROTOCOL;
   uint8_t idle = 1;
 };