Linux: Increase storage size of vmstat data

base/process/process_metrics_unittest.cc

Index: base/process/process_metrics_unittest.cc
diff --git a/base/process/process_metrics_unittest.cc b/base/process/process_metrics_unittest.cc
index 4c5b71d0bd50ca192c89e7906942f414318d5e7d..406de8b47c163f8b53cb66e25f0f249c056bf6c3 100644
--- a/base/process/process_metrics_unittest.cc
+++ b/base/process/process_metrics_unittest.cc
@@ -286,13 +286,13 @@ TEST_F(SystemMetricsTest, ParseVmstat) {
     "pgrefill_high 0\n"
     "pgrefill_movable 0\n";
   EXPECT_TRUE(ParseProcVmstat(valid_input1, &meminfo));
-  EXPECT_EQ(meminfo.pswpin, 179);
-  EXPECT_EQ(meminfo.pswpout, 406);
-  EXPECT_EQ(meminfo.pgmajfault, 487192);
+  EXPECT_EQ(179LU, meminfo.pswpin);
+  EXPECT_EQ(406LU, meminfo.pswpout);
+  EXPECT_EQ(487192LU, meminfo.pgmajfault);
   EXPECT_TRUE(ParseProcVmstat(valid_input2, &meminfo));
-  EXPECT_EQ(meminfo.pswpin, 12);
-  EXPECT_EQ(meminfo.pswpout, 901);
-  EXPECT_EQ(meminfo.pgmajfault, 2023);
+  EXPECT_EQ(12LU, meminfo.pswpin);
+  EXPECT_EQ(901LU, meminfo.pswpout);
+  EXPECT_EQ(2023LU, meminfo.pgmajfault);
 }
 #endif  // defined(OS_LINUX) || defined(OS_ANDROID)