Instead of having the search accelerator become the tab switcher we might want to have the home button become the tab switcher. The search accelerator could become an incognito mode button.

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/fdf52c6cb361e8f60dea1043cfc6ea776b481b1d

commit fdf52c6cb361e8f60dea1043cfc6ea776b481b1d
Author: Pedro Amaral <amaralp@chromium.org>
Date: Sat Jun 16 00:44:19 2018

Hide search accelerator when entering tab switcher mode

Bug:  847639 
Change-Id: I8dd0c17453e3dc19b4101468eed73d55264448fb
Reviewed-on: https://chromium-review.googlesource.com/1098472
Commit-Queue: Pedro Amaral <amaralp@chromium.org>
Reviewed-by: Ted Choc <tedchoc@chromium.org>
Cr-Commit-Position: refs/heads/master@{#567843}
[modify] https://crrev.com/fdf52c6cb361e8f60dea1043cfc6ea776b481b1d/chrome/android/java/src/org/chromium/chrome/browser/toolbar/BottomToolbarController.java
[modify] https://crrev.com/fdf52c6cb361e8f60dea1043cfc6ea776b481b1d/chrome/android/java/src/org/chromium/chrome/browser/toolbar/BottomToolbarMediator.java
[modify] https://crrev.com/fdf52c6cb361e8f60dea1043cfc6ea776b481b1d/chrome/android/java/src/org/chromium/chrome/browser/toolbar/BottomToolbarModel.java
[modify] https://crrev.com/fdf52c6cb361e8f60dea1043cfc6ea776b481b1d/chrome/android/java/src/org/chromium/chrome/browser/toolbar/BottomToolbarViewBinder.java
[modify] https://crrev.com/fdf52c6cb361e8f60dea1043cfc6ea776b481b1d/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarManager.java

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/cb2e05792b3ea69aa912dd28964c97be0d02d6bf

commit cb2e05792b3ea69aa912dd28964c97be0d02d6bf
Author: Pedro Amaral <amaralp@chromium.org>
Date: Fri Jul 27 21:07:27 2018

Moving incognito toggle button down to bottom toolbar

Moved the incognito toggle button to the bottom toolbar and removed
the new tab button and incognito toggle button from the top toolbar.

Bug:  847639 

Change-Id: I1a8c081251f2058f74ec7ad9b76865758fe136e4
Reviewed-on: https://chromium-review.googlesource.com/1152541
Commit-Queue: Pedro Amaral <amaralp@chromium.org>
Reviewed-by: Ted Choc <tedchoc@chromium.org>
Cr-Commit-Position: refs/heads/master@{#578791}
[modify] https://crrev.com/cb2e05792b3ea69aa912dd28964c97be0d02d6bf/chrome/android/java/res/layout/bottom_toolbar.xml
[modify] https://crrev.com/cb2e05792b3ea69aa912dd28964c97be0d02d6bf/chrome/android/java/src/org/chromium/chrome/browser/toolbar/BottomToolbarCoordinator.java
[modify] https://crrev.com/cb2e05792b3ea69aa912dd28964c97be0d02d6bf/chrome/android/java/src/org/chromium/chrome/browser/toolbar/BottomToolbarMediator.java
[modify] https://crrev.com/cb2e05792b3ea69aa912dd28964c97be0d02d6bf/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarButtonSlotData.java
[modify] https://crrev.com/cb2e05792b3ea69aa912dd28964c97be0d02d6bf/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarManager.java
[modify] https://crrev.com/cb2e05792b3ea69aa912dd28964c97be0d02d6bf/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarPhone.java