The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/f00f909143bb444b0fc887fff764f4e760a0147e

commit f00f909143bb444b0fc887fff764f4e760a0147e
Author: mdjones <mdjones@chromium.org>
Date: Wed May 24 02:39:15 2017

[Home] Fix placeholder color for incognito

Expanding the bottom sheet from the peeking state now uses the
correct incognito default color. This change also introduces the
concept of bottom sheet content having a normal or incognito theme
which aids in making the transitions smooth.

BUG= 723888 

Review-Url: https://codereview.chromium.org/2892673002
Cr-Commit-Position: refs/heads/master@{#474133}

[modify] https://crrev.com/f00f909143bb444b0fc887fff764f4e760a0147e/chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkSheetContent.java
[modify] https://crrev.com/f00f909143bb444b0fc887fff764f4e760a0147e/chrome/android/java/src/org/chromium/chrome/browser/download/DownloadSheetContent.java
[modify] https://crrev.com/f00f909143bb444b0fc887fff764f4e760a0147e/chrome/android/java/src/org/chromium/chrome/browser/history/HistorySheetContent.java
[modify] https://crrev.com/f00f909143bb444b0fc887fff764f4e760a0147e/chrome/android/java/src/org/chromium/chrome/browser/ntp/IncognitoBottomSheetContent.java
[modify] https://crrev.com/f00f909143bb444b0fc887fff764f4e760a0147e/chrome/android/java/src/org/chromium/chrome/browser/suggestions/SuggestionsBottomSheetContent.java
[modify] https://crrev.com/f00f909143bb444b0fc887fff764f4e760a0147e/chrome/android/java/src/org/chromium/chrome/browser/widget/bottomsheet/BottomSheet.java
[modify] https://crrev.com/f00f909143bb444b0fc887fff764f4e760a0147e/chrome/android/java/src/org/chromium/chrome/browser/widget/bottomsheet/BottomSheetContentController.java
[modify] https://crrev.com/f00f909143bb444b0fc887fff764f4e760a0147e/chrome/android/java/src/org/chromium/chrome/browser/widget/bottomsheet/PlaceholderSheetContent.java