fix assign nullptr to std::string (cocos2d#19615)

EricDDK · huangwei1024 · commit 326eb8e6677f · 2019-06-20T22:22:40.000+08:00
diff --git a/cocos/editor-support/cocostudio/CCBone.cpp b/cocos/editor-support/cocostudio/CCBone.cpp
@@ -96,16 +96,14 @@ Bone::~Bone(void)
 
 bool Bone::init()
 {
-    return Bone::init(nullptr);
+    return Bone::init("");
 }
 
-
 bool Bone::init(const std::string& name)
 {
     bool bRet = false;
     do
     {
-
         _name = name;
 
         CC_SAFE_DELETE(_tweenData);

Original file line number	Diff line number	Diff line change
`@@ -96,16 +96,14 @@ Bone::~Bone(void)`
`96`	`96`
`97`	`97`	`bool Bone::init()`
`98`	`98`	`{`
`99`		`- return Bone::init(nullptr);`
	`99`	`+ return Bone::init("");`
`100`	`100`	`}`
`101`	`101`
`102`		`-`
`103`	`102`	`bool Bone::init(const std::string& name)`
`104`	`103`	`{`
`105`	`104`	`bool bRet = false;`
`106`	`105`	`do`
`107`	`106`	`{`
`108`		`-`
`109`	`107`	`_name = name;`
`110`	`108`
`111`	`109`	`CC_SAFE_DELETE(_tweenData);`