Review and cleanup lint warnings.

core/src/fpdfapi/fpdf_page/fpdf_page_func.cpp

Index: core/src/fpdfapi/fpdf_page/fpdf_page_func.cpp
diff --git a/core/src/fpdfapi/fpdf_page/fpdf_page_func.cpp b/core/src/fpdfapi/fpdf_page/fpdf_page_func.cpp
index a8ae866f81a1984558b9860f97fd6371bdad725e..f428bf89a1ee06ed6c6cb1866af5d0f8b560edd8 100644
--- a/core/src/fpdfapi/fpdf_page/fpdf_page_func.cpp
+++ b/core/src/fpdfapi/fpdf_page/fpdf_page_func.cpp
@@ -120,7 +120,7 @@ class CPDF_PSEngine {
   CPDF_PSEngine();
   ~CPDF_PSEngine();
 
-  FX_BOOL Parse(const FX_CHAR* string, int size);
+  FX_BOOL Parse(const FX_CHAR* str, int size);
   FX_BOOL Execute() { return m_MainProc.Execute(this); }
   FX_BOOL DoOperator(PDF_PSOP op);
   void Reset() { m_StackCount = 0; }
@@ -207,8 +207,8 @@ const struct PDF_PSOpName {
                      {"dup", PSOP_DUP},         {"copy", PSOP_COPY},
                      {"index", PSOP_INDEX},     {"roll", PSOP_ROLL}};
 
-FX_BOOL CPDF_PSEngine::Parse(const FX_CHAR* string, int size) {
-  CPDF_SimpleParser parser((uint8_t*)string, size);
+FX_BOOL CPDF_PSEngine::Parse(const FX_CHAR* str, int size) {
+  CPDF_SimpleParser parser((uint8_t*)str, size);
   CFX_ByteStringC word = parser.GetWord();
   if (word != "{") {
     return FALSE;