Get rid of most instance of 'foo == NULL'

fpdfsdk/src/javascript/Document.cpp

Index: fpdfsdk/src/javascript/Document.cpp
diff --git a/fpdfsdk/src/javascript/Document.cpp b/fpdfsdk/src/javascript/Document.cpp
index b0ca69b5bad2c7adad593bb29440aa2d2567b9a7..4254b588f5697ce69b563778924b88663e3dfebf 100644
--- a/fpdfsdk/src/javascript/Document.cpp
+++ b/fpdfsdk/src/javascript/Document.cpp
@@ -1259,14 +1259,13 @@ void IconTree::InsertIconElement(IconElement* pNewIcon) {
   if (!pNewIcon)
     return;
 
-  if (m_pHead == NULL && m_pEnd == NULL) {
-    m_pHead = m_pEnd = pNewIcon;
-    m_iLength++;
-  } else {
+  if (m_pHead || m_pEnd) {
     m_pEnd->NextIcon = pNewIcon;
     m_pEnd = pNewIcon;
-    m_iLength++;
+  } else {
+    m_pHead = m_pEnd = pNewIcon;

[Tom Sepez, 2015/12/14 18:27:00]

Nit: one per line so long as you're re-writing this.

[Lei Zhang, 2015/12/15 01:58:36]

Done.

   }
+  m_iLength++;
 }
 
 void IconTree::DeleteIconTree() {