doc: fix references to Weak and Persistent

PR-URL: #428
Reviewed-By: Nicola Del Gobbo <[email protected]>
Reviewed-By: Michael Dawson <[email protected]>
Reviewed-By: Gabriel Schulhof <[email protected]>

Author: DuBistKomisch

doc/function_reference.md

@@ -23,7 +23,7 @@ Creates a "weak" reference to the value, in that the initial reference count is
 set to 0.
 
 ```cpp
-static Napi::FunctionReference Napi::FunctionReference::Weak(const Napi::Function& value);
+static Napi::FunctionReference Napi::Weak(const Napi::Function& value);
 ```
 
 - `[in] value`: The value which is to be referenced.
@@ -36,7 +36,7 @@ Creates a "persistent" reference to the value, in that the initial reference
 count is set to 1.
 
 ```cpp
-static Napi::FunctionReference Napi::FunctionReference::Persistent(const Napi::Function& value);
+static Napi::FunctionReference Napi::Persistent(const Napi::Function& value);
 ```
 
 - `[in] value`: The value which is to be referenced.

doc/object_reference.md

@@ -40,7 +40,7 @@ static Napi::ObjectReference Napi::ObjectReference::New(const Napi::Object& valu
 Returns the newly created reference.
 
 ```cpp
-static Napi::ObjectReference Napi::ObjectReference::Weak(const Napi::Object& value);
+static Napi::ObjectReference Napi::Weak(const Napi::Object& value);
 ```
 
 Creates a "weak" reference to the value, in that the initial count of number of references is set to 0.
@@ -50,7 +50,7 @@ Creates a "weak" reference to the value, in that the initial count of number of
 Returns the newly created reference.
 
 ```cpp
-static Napi::ObjectReference Napi::ObjectReference::Persistent(const Napi::Object& value);
+static Napi::ObjectReference Napi::Persistent(const Napi::Object& value);
 ```
 
 Creates a "persistent" reference to the value, in that the initial count of number of references is set to 1.