Refine dump info of One Handed Mode components

1) "ComponentName" + "States:" Sometimes confuse developers
   (e.g: OneHandedControllerStates)
2) The indent of OneHandedSettingsUtil is incorrect

Test: adb shell dumpsys activity service com.android.systemui
Test: make
Bug: 187014022
Change-Id: Icca01221986efdf9a1f9975efa30e485c5be36b0
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedAccessibilityUtil.java b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedAccessibilityUtil.java
index 1302461..4892e6b 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedAccessibilityUtil.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedAccessibilityUtil.java
@@ -82,7 +82,7 @@
 
     public void dump(@NonNull PrintWriter pw) {
         final String innerPrefix = "  ";
-        pw.println(TAG + "States: ");
+        pw.println(TAG);
         pw.print(innerPrefix + "mPackageName=");
         pw.println(mPackageName);
         pw.print(innerPrefix + "mDescription=");
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedBackgroundPanelOrganizer.java b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedBackgroundPanelOrganizer.java
index 703eba9..481b948 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedBackgroundPanelOrganizer.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedBackgroundPanelOrganizer.java
@@ -203,7 +203,7 @@
 
     void dump(@NonNull PrintWriter pw) {
         final String innerPrefix = "  ";
-        pw.println(TAG + "states: ");
+        pw.println(TAG);
         pw.print(innerPrefix + "mIsShowing=");
         pw.println(mIsShowing);
         pw.print(innerPrefix + "mBkgBounds=");
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedController.java
index 04ec391..ae7ab52 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedController.java
@@ -630,7 +630,8 @@
 
     public void dump(@NonNull PrintWriter pw) {
         final String innerPrefix = "  ";
-        pw.println(TAG + "States: ");
+        pw.println();
+        pw.println(TAG);
         pw.print(innerPrefix + "mOffSetFraction=");
         pw.println(mOffSetFraction);
         pw.print(innerPrefix + "mLockedDisabled=");
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedDisplayAreaOrganizer.java b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedDisplayAreaOrganizer.java
index 4b4d934..7844c11 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedDisplayAreaOrganizer.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedDisplayAreaOrganizer.java
@@ -323,7 +323,7 @@
 
     void dump(@NonNull PrintWriter pw) {
         final String innerPrefix = "  ";
-        pw.println(TAG + "states: ");
+        pw.println(TAG);
         pw.print(innerPrefix + "mDisplayLayout.rotation()=");
         pw.println(mDisplayLayout.rotation());
         pw.print(innerPrefix + "mDisplayAreaTokenMap=");
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedGestureHandler.java b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedGestureHandler.java
index 9e83a61..0383229 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedGestureHandler.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedGestureHandler.java
@@ -276,7 +276,7 @@
 
     void dump(@NonNull PrintWriter pw) {
         final String innerPrefix = "  ";
-        pw.println(TAG + "States: ");
+        pw.println(TAG);
         pw.print(innerPrefix + "mAllowGesture=");
         pw.println(mAllowGesture);
         pw.print(innerPrefix + "mIsEnabled=");
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedSettingsUtil.java b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedSettingsUtil.java
index 1b2fcdd..2ab51f3 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedSettingsUtil.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedSettingsUtil.java
@@ -137,8 +137,8 @@
 
     void dump(PrintWriter pw, String prefix, ContentResolver resolver,
             int userId) {
-        final String innerPrefix = prefix + "  ";
-        pw.println(innerPrefix + TAG);
+        final String innerPrefix = "  ";
+        pw.println(TAG);
         pw.print(innerPrefix + "isOneHandedModeEnable=");
         pw.println(getSettingsOneHandedModeEnabled(resolver, userId));
         pw.print(innerPrefix + "oneHandedTimeOut=");
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedState.java b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedState.java
index cc87443..facc4bd 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedState.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedState.java
@@ -90,7 +90,7 @@
     /** Dumps internal state. */
     public void dump(PrintWriter pw) {
         final String innerPrefix = "  ";
-        pw.println(TAG + "states: ");
+        pw.println(TAG);
         pw.println(innerPrefix + "sCurrentState=" + sCurrentState);
     }
 }
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedTimeoutHandler.java b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedTimeoutHandler.java
index 4a98941..899c9ae 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedTimeoutHandler.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedTimeoutHandler.java
@@ -18,8 +18,6 @@
 
 import static com.android.wm.shell.onehanded.OneHandedSettingsUtil.ONE_HANDED_TIMEOUT_MEDIUM_IN_SECONDS;
 
-import android.os.Handler;
-
 import androidx.annotation.NonNull;
 import androidx.annotation.VisibleForTesting;
 
@@ -122,7 +120,7 @@
 
     void dump(@NonNull PrintWriter pw) {
         final String innerPrefix = "  ";
-        pw.println(TAG + "states: ");
+        pw.println(TAG);
         pw.print(innerPrefix + "sTimeout=");
         pw.println(mTimeout);
         pw.print(innerPrefix + "sListeners=");
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedTouchHandler.java b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedTouchHandler.java
index c7a49ff..0f9b320 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedTouchHandler.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedTouchHandler.java
@@ -156,7 +156,7 @@
 
     void dump(@NonNull PrintWriter pw) {
         final String innerPrefix = "  ";
-        pw.println(TAG + "states: ");
+        pw.println(TAG);
         pw.print(innerPrefix + "mLastUpdatedBounds=");
         pw.println(mLastUpdatedBounds);
     }
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedTutorialHandler.java b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedTutorialHandler.java
index 7a3f34d..d55359c 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedTutorialHandler.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedTutorialHandler.java
@@ -219,7 +219,7 @@
 
     void dump(@NonNull PrintWriter pw) {
         final String innerPrefix = "  ";
-        pw.println(TAG + " states: ");
+        pw.println(TAG);
         pw.print(innerPrefix + "mTriggerState=");
         pw.println(mTriggerState);
         pw.print(innerPrefix + "mDisplayBounds=");