From bd716fcf89f38bb82eb97ae73e9af60c2232328e Mon Sep 17 00:00:00 2001
From: Tom Sepez <tsepez@chromium.org>
Date: Fri, 20 Nov 2015 09:39:49 -0800
Subject: Update master fpdfsdk to match XFA

R=thestig@chromium.org

Review URL: https://codereview.chromium.org/1458853005 .
---
 fpdfsdk/src/fpdf_dataavail.cpp   | 4 +---
 fpdfsdk/src/fpdf_progressive.cpp | 4 ++--
 fpdfsdk/src/fpdfppo.cpp          | 6 ++----
 fpdfsdk/src/fpdfview.cpp         | 6 ++----
 fpdfsdk/src/fsdk_baseform.cpp    | 4 ----
 fpdfsdk/src/fsdk_mgr.cpp         | 4 ----
 6 files changed, 7 insertions(+), 21 deletions(-)

diff --git a/fpdfsdk/src/fpdf_dataavail.cpp b/fpdfsdk/src/fpdf_dataavail.cpp
index 63f9b4cec0..9fe2fa82b1 100644
--- a/fpdfsdk/src/fpdf_dataavail.cpp
+++ b/fpdfsdk/src/fpdf_dataavail.cpp
@@ -141,9 +141,7 @@ FPDFAvail_GetDocument(FPDF_AVAIL avail, FPDF_BYTESTRING password) {
 
 DLLEXPORT int STDCALL FPDFAvail_GetFirstPageNum(FPDF_DOCUMENT doc) {
   CPDF_Document* pDoc = CPDFDocumentFromFPDFDocument(doc);
-  if (!doc)
-    return 0;
-  return ((CPDF_Parser*)pDoc->GetParser())->GetFirstPageNo();
+  return pDoc ? pDoc->GetParser()->GetFirstPageNo() : 0;
 }
 
 DLLEXPORT int STDCALL FPDFAvail_IsPageAvail(FPDF_AVAIL avail,
diff --git a/fpdfsdk/src/fpdf_progressive.cpp b/fpdfsdk/src/fpdf_progressive.cpp
index fdb9e20555..b6fd8e071e 100644
--- a/fpdfsdk/src/fpdf_progressive.cpp
+++ b/fpdfsdk/src/fpdf_progressive.cpp
@@ -59,10 +59,10 @@ DLLEXPORT int STDCALL FPDF_RenderPageBitmap_Start(FPDF_BITMAP bitmap,
   FPDF_RenderPage_Retail(pContext, page, start_x, start_y, size_x, size_y,
                          rotate, flags, FALSE, &IPauseAdapter);
 
-  if (pContext->m_pRenderer)
+  if (pContext->m_pRenderer) {
     return CPDF_ProgressiveRenderer::ToFPDFStatus(
         pContext->m_pRenderer->GetStatus());
-
+  }
   return FPDF_RENDER_FAILED;
 }
 
diff --git a/fpdfsdk/src/fpdfppo.cpp b/fpdfsdk/src/fpdfppo.cpp
index fb3510c083..d5b3a8be7c 100644
--- a/fpdfsdk/src/fpdfppo.cpp
+++ b/fpdfsdk/src/fpdfppo.cpp
@@ -192,12 +192,10 @@ CPDF_Object* CPDF_PageOrganizer::PageDictGetInheritableTag(
     return pDict->GetElement((const char*)nSrctag);
 
   while (pp) {
-    if (pp->KeyExist((const char*)nSrctag)) {
+    if (pp->KeyExist((const char*)nSrctag))
       return pp->GetElement((const char*)nSrctag);
-    }
-    if (!pp->KeyExist("Parent")) {
+    if (!pp->KeyExist("Parent"))
       break;
-    }
     pp = ToDictionary(pp->GetElement("Parent")->GetDirect());
   }
   return nullptr;
diff --git a/fpdfsdk/src/fpdfview.cpp b/fpdfsdk/src/fpdfview.cpp
index 795ef3fbd0..6ffb523468 100644
--- a/fpdfsdk/src/fpdfview.cpp
+++ b/fpdfsdk/src/fpdfview.cpp
@@ -255,8 +255,7 @@ DLLEXPORT unsigned long STDCALL FPDF_GetDocPermissions(FPDF_DOCUMENT document) {
   if (!pDoc)
     return 0;
 
-  CPDF_Parser* pParser = (CPDF_Parser*)pDoc->GetParser();
-  CPDF_Dictionary* pDict = pParser->GetEncryptDict();
+  CPDF_Dictionary* pDict = pDoc->GetParser()->GetEncryptDict();
   return pDict ? pDict->GetInteger("P") : (FX_DWORD)-1;
 }
 
@@ -265,8 +264,7 @@ DLLEXPORT int STDCALL FPDF_GetSecurityHandlerRevision(FPDF_DOCUMENT document) {
   if (!pDoc)
     return -1;
 
-  CPDF_Parser* pParser = (CPDF_Parser*)pDoc->GetParser();
-  CPDF_Dictionary* pDict = pParser->GetEncryptDict();
+  CPDF_Dictionary* pDict = pDoc->GetParser()->GetEncryptDict();
   return pDict ? pDict->GetInteger("R") : -1;
 }
 
diff --git a/fpdfsdk/src/fsdk_baseform.cpp b/fpdfsdk/src/fsdk_baseform.cpp
index 7a66842c9b..9f8b35dcb1 100644
--- a/fpdfsdk/src/fsdk_baseform.cpp
+++ b/fpdfsdk/src/fsdk_baseform.cpp
@@ -207,15 +207,11 @@ FX_BOOL CPDFSDK_Widget::IsOptionSelected(int nIndex) const {
 
 int CPDFSDK_Widget::GetTopVisibleIndex() const {
   CPDF_FormField* pFormField = GetFormField();
-  ASSERT(pFormField != NULL);
-
   return pFormField->GetTopVisibleIndex();
 }
 
 FX_BOOL CPDFSDK_Widget::IsChecked() const {
   CPDF_FormControl* pFormCtrl = GetFormControl();
-  ASSERT(pFormCtrl != NULL);
-
   return pFormCtrl->IsChecked();
 }
 
diff --git a/fpdfsdk/src/fsdk_mgr.cpp b/fpdfsdk/src/fsdk_mgr.cpp
index b8d69805a0..09b0e0aa20 100644
--- a/fpdfsdk/src/fsdk_mgr.cpp
+++ b/fpdfsdk/src/fsdk_mgr.cpp
@@ -106,10 +106,6 @@ void CFX_SystemHandler::InvalidateRect(FX_HWND hWnd, FX_RECT rect) {
   device2page.Transform((FX_FLOAT)rect.left, (FX_FLOAT)rect.top, left, top);
   device2page.Transform((FX_FLOAT)rect.right, (FX_FLOAT)rect.bottom, right,
                         bottom);
-  //  m_pEnv->FFI_DeviceToPage(pPage, rect.left, rect.top, (double*)&left,
-  //  (double*)&top);
-  //  m_pEnv->FFI_DeviceToPage(pPage, rect.right, rect.bottom, (double*)&right,
-  //  (double*)&bottom);
   CPDF_Rect rcPDF(left, bottom, right, top);
   rcPDF.Normalize();
 
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