Let 'isValid' inline.

src/cpp/ripple/RippleAddress.cpp

@@ -35,11 +35,6 @@ RippleAddress::RippleAddress() : mIsValid(false)
     nVersion = VER_NONE;
 }
 
-bool RippleAddress::isValid() const
-{
-	return mIsValid;
-}
-
 void RippleAddress::clear()
 {
     nVersion = VER_NONE;

src/cpp/ripple/RippleAddress.h

@@ -28,7 +28,7 @@ public:
 	RippleAddress();
 
 	// For public and private key, checks if they are legal.
-	bool isValid() const;
+	bool isValid() const			{ return mIsValid; }
 
 	void clear();
 	bool isSet() const;