Eliminate resource leaks from zip::ZipFiles and

chrome/common/safe_browsing/zip_analyzer.cc

Index: chrome/common/safe_browsing/zip_analyzer.cc
diff --git a/chrome/common/safe_browsing/zip_analyzer.cc b/chrome/common/safe_browsing/zip_analyzer.cc
index 41894b82e1aad8be689ae82a60fd7b343998518b..44794d3b3673f902cd0886602fea7721ffee0f46 100644
--- a/chrome/common/safe_browsing/zip_analyzer.cc
+++ b/chrome/common/safe_browsing/zip_analyzer.cc
@@ -13,10 +13,7 @@ namespace zip_analyzer {
 
 void AnalyzeZipFile(base::File zip_file, Results* results) {
   zip::ZipReader reader;
-  // OpenFromPlatformFile may close the handle even when it fails, but there is
-  // no way to know if it did that or not. Assume it did (that's the common
-  // case).
-  if (!reader.OpenFromPlatformFile(zip_file.TakePlatformFile())) {
+  if (!reader.OpenFromPlatformFile(zip_file.GetPlatformFile())) {
     VLOG(1) << "Failed to open zip file";
     return;
   }