Update from https://crrev.com/333737

build/android/adb_kill_chrome_public

Index: build/android/adb_kill_chrome_public
diff --git a/build/android/adb_kill_android_webview_shell b/build/android/adb_kill_chrome_public
similarity index 67%
copy from build/android/adb_kill_android_webview_shell
copy to build/android/adb_kill_chrome_public
index 5f287f0826642b4c61fbd1c319a01ee8e09d7f75..5b539a043d4d910834f00c45b49112c89ec7bb17 100755
--- a/build/android/adb_kill_android_webview_shell
+++ b/build/android/adb_kill_chrome_public
@@ -4,14 +4,14 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 #
-# Kill a running android webview shell.
+# Kill a running instance of ChromePublic.
 #
 # Assumes you have sourced the build/android/envsetup.sh script.
 
-SHELL_PID_LINES=$(adb shell ps | grep ' org.chromium.android_webview.shell')
+SHELL_PID_LINES=$(adb shell ps | grep -w 'org.chromium.chrome')
 VAL=$(echo "$SHELL_PID_LINES" | wc -l)
 if [ $VAL -lt 1 ] ; then
-   echo "Not running android webview shell."
+   echo "Not running ChromePublic."
 else
    SHELL_PID=$(echo $SHELL_PID_LINES | awk '{print $2}')
    if [ "$SHELL_PID" != "" ] ; then
@@ -19,6 +19,6 @@ else
       adb shell kill $SHELL_PID
       set -
    else
-     echo "Android webview shell does not appear to be running."
+     echo "ChromePublic does not appear to be running."
    fi
 fi