Support dumpsys timeouts in milliseconds

- add new dumpsys argument to specify timeouts in milliseconds
- use milliseconds to define timeouts in dumpstate
- minor dumpsys output format changes:
    "SERVICE '<service_name>' DUMP TIMEOUT (1s) EXPIRED" ->
    "SERVICE '<service_name>' DUMP TIMEOUT (1000ms) EXPIRED"

Bug: 27429130
Test: mmm -j32 frameworks/native/cmds/dumpsys && \
      mmm -j32 frameworks/native/cmds/dumpstate && \
      adb sync data && adb shell /data/nativetest/dumpsys_test/dumpsys_test && \
      adb shell /data/nativetest64/dumpsys_test/dumpsys_test && \
      adb shell /data/nativetest/dumpstate_test/dumpstate_test && \
      adb shell /data/nativetest64/dumpstate_test/dumpstate_test && \
      printf "\n\n#### ALL TESTS PASSED ####\n"

    Change-Id: Ibc96ad030bb2c6d880b8201c9b6241fce20b284f

Change-Id: I6ef2ff19787f2b6d940d56e453a1a7462a8c854a
diff --git a/cmds/dumpstate/tests/dumpstate_test.cpp b/cmds/dumpstate/tests/dumpstate_test.cpp
index 92b0c0d..a2e9453 100644
--- a/cmds/dumpstate/tests/dumpstate_test.cpp
+++ b/cmds/dumpstate/tests/dumpstate_test.cpp
@@ -1001,7 +1001,7 @@
         err, StartsWith("stderr\n*** command '" + kSimpleCommand + " --crash' failed: exit code"));
 }
 
-TEST_F(DumpstateUtilTest, RunCommandTimesout) {
+TEST_F(DumpstateUtilTest, RunCommandTimesoutWithSec) {
     CreateFd("RunCommandTimesout.txt");
     EXPECT_EQ(-1, RunCommand("", {kSimpleCommand, "--sleep", "2"},
                              CommandOptions::WithTimeout(1).Build()));
@@ -1011,6 +1011,17 @@
                                 " --sleep 2' timed out after 1"));
 }
 
+TEST_F(DumpstateUtilTest, RunCommandTimesoutWithMsec) {
+    CreateFd("RunCommandTimesout.txt");
+    EXPECT_EQ(-1, RunCommand("", {kSimpleCommand, "--sleep", "2"},
+                             CommandOptions::WithTimeoutInMs(1000).Build()));
+    EXPECT_THAT(out, StartsWith("stdout line1\n*** command '" + kSimpleCommand +
+                                " --sleep 2' timed out after 1"));
+    EXPECT_THAT(err, StartsWith("sleeping for 2s\n*** command '" + kSimpleCommand +
+                                " --sleep 2' timed out after 1"));
+}
+
+
 TEST_F(DumpstateUtilTest, RunCommandIsKilled) {
     CreateFd("RunCommandIsKilled.txt");
     CaptureStderr();