Fixed memory overflow caused by invalid input.

printing/page_range.cc

Index: printing/page_range.cc
diff --git a/printing/page_range.cc b/printing/page_range.cc
index 7a8cb84c84c70e58fdd8a23bef7fd31bad96adeb..ea2e30a38cbc262657e42209d10c1f9ab529c143 100644
--- a/printing/page_range.cc
+++ b/printing/page_range.cc
@@ -5,18 +5,24 @@
 #include "printing/page_range.h"
 
 #include <set>
-#include <vector>
+
+namespace {
+const std::size_t kMaxNumberOfPages = 100000;
+}
 
 namespace printing {
 
 /* static */
 std::vector<int> PageRange::GetPages(const PageRanges& ranges) {
+  // TODO(vitalybuka): crbug.com/95548 Remove this method as part fix.
   std::set<int> pages;
   for (unsigned i = 0; i < ranges.size(); ++i) {
     const PageRange& range = ranges[i];
     // Ranges are inclusive.
     for (int i = range.from; i <= range.to; ++i) {
       pages.insert(i);
+      if (pages.size() >= kMaxNumberOfPages)
+        return std::vector<int>(pages.begin(), pages.end());
     }
   }
   return std::vector<int>(pages.begin(), pages.end());