Add double-tap power button to open camera 1/2

Bug: 23787555
Change-Id: I052b64748f155c59fbb649b32265f559423a8845
diff --git a/services/core/java/com/android/server/policy/PhoneWindowManager.java b/services/core/java/com/android/server/policy/PhoneWindowManager.java
index 34737c1..d7e3c54 100644
--- a/services/core/java/com/android/server/policy/PhoneWindowManager.java
+++ b/services/core/java/com/android/server/policy/PhoneWindowManager.java
@@ -117,6 +117,7 @@
 import com.android.internal.statusbar.IStatusBarService;
 import com.android.internal.util.ScreenShapeHelper;
 import com.android.internal.widget.PointerLocationView;
+import com.android.server.GestureLauncherService;
 import com.android.server.LocalServices;
 import com.android.server.policy.keyguard.KeyguardServiceDelegate;
 import com.android.server.policy.keyguard.KeyguardServiceDelegate.DrawnListener;
@@ -125,7 +126,6 @@
 import java.io.FileReader;
 import java.io.IOException;
 import java.io.PrintWriter;
-import java.util.Arrays;
 import java.util.HashSet;
 import java.util.List;
 
@@ -931,10 +931,17 @@
             }
         }
 
+        GestureLauncherService gestureService = LocalServices.getService(
+                GestureLauncherService.class);
+        boolean gesturedServiceIntercepted = false;
+        if (gestureService != null) {
+            gesturedServiceIntercepted = gestureService.interceptPowerKeyDown(event, interactive);
+        }
+
         // If the power key has still not yet been handled, then detect short
         // press, long press, or multi press and decide what to do.
         mPowerKeyHandled = hungUp || mScreenshotChordVolumeDownKeyTriggered
-                || mScreenshotChordVolumeUpKeyTriggered;
+                || mScreenshotChordVolumeUpKeyTriggered || gesturedServiceIntercepted;
         if (!mPowerKeyHandled) {
             if (interactive) {
                 // When interactive, we're already awake.