Fix build with jpeg-9. Bug #646456

--- a/src/3rdparty/chromium/third_party/pdfium/core/fxcodec/codec/fx_codec_jpeg.cpp
+++ b/src/3rdparty/chromium/third_party/pdfium/core/fxcodec/codec/fx_codec_jpeg.cpp
@@ -74,11 +74,11 @@
 }
 
 static boolean _src_fill_buffer(j_decompress_ptr cinfo) {
-  return 0;
+  return FALSE;
 }
 
 static boolean _src_resync(j_decompress_ptr cinfo, int desired) {
-  return 0;
+  return FALSE;
 }
 
 static void _error_do_nothing(j_common_ptr cinfo) {}
@@ -147,7 +147,7 @@
     jpeg_destroy_decompress(&cinfo);
     return false;
   }
-  int ret = jpeg_read_header(&cinfo, true);
+  int ret = jpeg_read_header(&cinfo, TRUE);
   if (ret != JPEG_HEADER_OK) {
     jpeg_destroy_decompress(&cinfo);
     return false;
@@ -231,7 +231,7 @@
   }
   cinfo.image_width = m_OrigWidth;
   cinfo.image_height = m_OrigHeight;
-  int ret = jpeg_read_header(&cinfo, true);
+  int ret = jpeg_read_header(&cinfo, TRUE);
   if (ret != JPEG_HEADER_OK)
     return false;
 
@@ -459,7 +459,7 @@
   if (setjmp(ctx->m_JumpMark) == -1)
     return 1;
 
-  int ret = jpeg_read_header(&ctx->m_Info, true);
+  int ret = jpeg_read_header(&ctx->m_Info, TRUE);
   if (ret == JPEG_SUSPENDED)
     return 2;
   if (ret != JPEG_HEADER_OK)