From 981a3468319eb24e696bb64ba84d9631fd26f1f7 Mon Sep 17 00:00:00 2001
From: Tom Sepez <tsepez@chromium.org>
Date: Tue, 19 May 2015 15:19:32 -0700
Subject: Re-land: Remove FX_Alloc() null checks now that it can't return NULL.

Fixes the ordering of some assignments broken when converting to checked
numerics in CFX_PathData::AddPointCount().

Original Review URL: https://codereview.chromium.org/1142713005

R=thestig@chromium.org

Review URL: https://codereview.chromium.org/1135893008
---
 core/src/fpdfapi/fpdf_parser/fpdf_parser_decode.cpp  | 6 ------
 core/src/fpdfapi/fpdf_parser/fpdf_parser_objects.cpp | 5 +----
 core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp  | 3 ---
 3 files changed, 1 insertion(+), 13 deletions(-)

(limited to 'core/src/fpdfapi/fpdf_parser')

diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_decode.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_decode.cpp
index 8f5871df7f..691981cb10 100644
--- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_decode.cpp
+++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_decode.cpp
@@ -40,9 +40,6 @@ FX_DWORD _A85Decode(const FX_BYTE* src_buf, FX_DWORD src_size, FX_LPBYTE& dest_b
         return (FX_DWORD) - 1;
     }
     dest_buf = FX_Alloc(FX_BYTE, zcount * 4 + (pos - zcount));
-    if (dest_buf == NULL) {
-        return (FX_DWORD) - 1;
-    }
     int state = 0;
     FX_UINT32 res = 0;
     pos = dest_size = 0;
@@ -153,9 +150,6 @@ FX_DWORD RunLengthDecode(const FX_BYTE* src_buf, FX_DWORD src_size, FX_LPBYTE& d
         return -1;
     }
     dest_buf = FX_Alloc( FX_BYTE, dest_size);
-    if (!dest_buf) {
-        return -1;
-    }
     i = 0;
     int dest_count = 0;
     while (i < src_size) {
diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_objects.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_objects.cpp
index 3eac5ae74e..341be13d44 100644
--- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_objects.cpp
+++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_objects.cpp
@@ -1086,7 +1086,7 @@ void CPDF_StreamAcc::LoadAllData(const CPDF_Stream* pStream, FX_BOOL bRawAccess,
     }
     if (!pStream->IsMemoryBased()) {
         pSrcData = m_pSrcData = FX_Alloc(FX_BYTE, dwSrcSize);
-        if (!pSrcData || !pStream->ReadRawData(0, pSrcData, dwSrcSize)) {
+        if (!pStream->ReadRawData(0, pSrcData, dwSrcSize)) {
             return;
         }
     } else {
@@ -1165,9 +1165,6 @@ FX_LPBYTE CPDF_StreamAcc::DetachData()
         return p;
     }
     FX_LPBYTE p = FX_Alloc(FX_BYTE, m_dwSize);
-    if (p == NULL) {
-        return NULL;
-    }
     FXSYS_memcpy32(p, m_pData, m_dwSize);
     return p;
 }
diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
index 2772d9825e..0d4ed27c06 100644
--- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
+++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
@@ -2477,9 +2477,6 @@ CPDF_Stream* CPDF_SyntaxParser::ReadStream(CPDF_Dictionary* pDict, PARSE_CONTEXT
     }
     CPDF_Stream* pStream;
     FX_LPBYTE pData = FX_Alloc(FX_BYTE, len);
-    if (!pData) {
-        return NULL;
-    }
     ReadBlock(pData, len);
     if (pCryptoHandler) {
         CFX_BinaryBuf dest_buf;
-- 
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