Bug 1380200 - Increase Breakpad's memory reserve size due to xul.dll inflation. r=ted

toolkit/crashreporter/nsExceptionHandler.cpp

@@ -414,7 +414,7 @@ SetJitExceptionHandler()
  * This size is bigger than xul.dll plus some extra for MinidumpWriteDump
  * allocations.
  */
-static const SIZE_T kReserveSize = 0x4000000; // 64 MB
+static const SIZE_T kReserveSize = 0x5000000; // 80 MB
 static void* gBreakpadReservedVM;
 #endif