Ephemeral tab : Fixed extra padding

Fixed extra padding to the left of favicon and to the left of lock icon.
Also aligned the baseline of URL to the bottom of lock icon.

Bug: 1027713, 1025101
Change-Id: I69b7edd5d0c18eb8c6acd6d2d530149eac837fe5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1931799Reviewed-by: David Trainor <dtrainor@chromium.org>
Commit-Queue: Shakti Sahu <shaktisahu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#718829}

chrome/android/java/res/layout/sheet_tab_toolbar.xml

@@ -24,7 +24,6 @@
         <RelativeLayout
             android:layout_width="match_parent"
             android:layout_height="62dp"
-            android:paddingStart="8dp"
             android:orientation="horizontal">
 
             <org.chromium.ui.widget.ChromeImageView
@@ -32,7 +31,7 @@
                 android:layout_width="24dp"
                 android:layout_height="24dp"
                 android:layout_alignParentBottom="true"
-                android:layout_marginStart="18dp"
+                android:layout_marginStart="16dp"
                 android:layout_marginEnd="16dp"
                 android:layout_marginBottom="14dp"
                 android:scaleType="fitCenter"
@@ -66,7 +65,7 @@
                 android:layout_height="24dp"
                 android:layout_toStartOf="@+id/close"
                 android:layout_alignParentBottom="true"
-                android:layout_marginEnd="16dp"
+                android:layout_marginEnd="24dp"
                 android:layout_marginBottom="14dp"
                 android:src="@drawable/open_in_new_tab"
                 android:contentDescription="@string/contextmenu_open_in_new_tab"
@@ -78,7 +77,6 @@
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:layout_marginTop="16dp"
-                android:layout_marginStart="8dp"
                 android:layout_toStartOf="@id/open_in_new_tab"
                 android:layout_toEndOf="@id/favicon"
                 android:textAlignment="viewStart"
@@ -90,10 +88,9 @@
                 android:id="@+id/security_icon"
                 android:layout_width="16dp"
                 android:layout_height="16dp"
-                android:layout_marginStart="8dp"
+                android:layout_alignStart="@id/title"
                 android:layout_below="@id/title"
-                android:layout_toEndOf="@id/favicon"
-                android:layout_marginTop="4dp"
+                android:layout_marginTop="3dp"
                 app:tint="@color/default_icon_color" />
 
             <TextView