Revert "Add screenshots for Data Saver rebrand to Lite mode"

This reverts commit 3317dddc.

Reason for revert: These string changes should be behind a Finch flag

Original change's description:
> Add screenshots for Data Saver rebrand to Lite mode
> 
> Bug: 909915
> Change-Id: I6e17ea7904a818a04061fcd07ef45368bf5b591b
> Reviewed-on: https://chromium-review.googlesource.com/c/1359855
> Commit-Queue: Megan Jablonski <megjablon@chromium.org>
> Reviewed-by: Tarun Bansal <tbansal@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#613732}

TBR=tbansal@chromium.org,megjablon@chromium.org

# Not skipping CQ checks because original CL landed > 1 day ago.

Bug: 909915
Change-Id: I78b13f04a02971f0b1f72c4fe5d49e0762cbd6e6
Reviewed-on: https://chromium-review.googlesource.com/c/1427921Reviewed-by: Robert Ogden <robertogden@chromium.org>
Reviewed-by: Tarun Bansal <tbansal@chromium.org>
Commit-Queue: Robert Ogden <robertogden@chromium.org>
Cr-Commit-Position: refs/heads/master@{#624975}

chrome/android/java/strings/android_chrome_strings_grd/IDS_CONTEXTMENU_LOAD_ORIGINAL_IMAGE.png.sha1

-2d7db80cdd3fa62faefd63a1c617a9380b0ca924
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chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_BENEFITS_DESCRIPTION.png.sha1

-90aa6077be6da26d0407a859cee456f876492f23
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chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_BREAKDOWN_REMAINING_SITES_LABEL.png.sha1

-d2a435c056d18101bc3461f46c650e342d428b1e
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chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_BREAKDOWN_SAVED_TITLE.png.sha1

-bd283103f0c500d211fbb8a8bc4797a4c2a3d32c
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chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_BREAKDOWN_SITE_TITLE.png.sha1

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chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_BREAKDOWN_USED_TITLE.png.sha1

-bd283103f0c500d211fbb8a8bc4797a4c2a3d32c
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chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_DATE_LABEL.png.sha1

-d566df064d2d2d9a9726515749d7af101608e192
\ No newline at end of file

chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_DESCRIPTION.png.sha1

-90aa6077be6da26d0407a859cee456f876492f23
\ No newline at end of file

chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_DISABLED_SWITCH.png.sha1

-e07e435e633f26bf6c0c91aa3297d4a4f956f8e9
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chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_ENABLED_SWITCH.png.sha1

-0b3a72be69347b1ccfdc4760945a65342a84a1bf
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chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_ENABLED_TOAST.png.sha1

-aaaf7dc0a28af8c4d153e14843f47801148fe6b2
\ No newline at end of file

chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_ENABLE_BUTTON.png.sha1

-473ae5eb603ad7dc99a636a58b4a8d8f89ec968e
\ No newline at end of file

chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_MENU_ITEM_SUMMARY.png.sha1

-7977f7f4156257962acfab2d6474c186618af93d
\ No newline at end of file

chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_PROMO_SUMMARY.png.sha1

-0b3a72be69347b1ccfdc4760945a65342a84a1bf
\ No newline at end of file

chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_PROMO_TITLE.png.sha1

-0b3a72be69347b1ccfdc4760945a65342a84a1bf
\ No newline at end of file

chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_SAVED_LABEL.png.sha1

-d566df064d2d2d9a9726515749d7af101608e192
\ No newline at end of file

chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_SAVINGS_LABEL.png.sha1

-4afbbd0b381fe9e8bcbb87616c7723dd0cfb1482
\ No newline at end of file

chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_TITLE.png.sha1

-4afbbd0b381fe9e8bcbb87616c7723dd0cfb1482
\ No newline at end of file

chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_USAGE_LABEL.png.sha1

-4afbbd0b381fe9e8bcbb87616c7723dd0cfb1482
\ No newline at end of file

chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_USAGE_RESET_STATISTICS_BUTTON.png.sha1

-bd283103f0c500d211fbb8a8bc4797a4c2a3d32c
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chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_USAGE_RESET_STATISTICS_CONFIRMATION_BUTTON.png.sha1

-e8a344939da331451de5d32489af3c7fdbea7c7c
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chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_USAGE_RESET_STATISTICS_CONFIRMATION_DIALOG.png.sha1

-e8a344939da331451de5d32489af3c7fdbea7c7c
\ No newline at end of file

chrome/android/java/strings/android_chrome_strings_grd/IDS_DATA_REDUCTION_USAGE_RESET_STATISTICS_CONFIRMATION_TITLE.png.sha1

-e8a344939da331451de5d32489af3c7fdbea7c7c
\ No newline at end of file

chrome/android/java/strings/android_chrome_strings_grd/IDS_IPH_DATA_SAVER_DETAIL_TEXT.png.sha1

-76486668813f861ab786738ecc58d2bb57d241b3
\ No newline at end of file

chrome/android/java/strings/android_chrome_strings_grd/IDS_IPH_DATA_SAVER_PREVIEW_TEXT.png.sha1

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\ No newline at end of file

chrome/android/java/strings/android_chrome_strings_grd/IDS_IPH_PREVIEWS_OMNIBOX_UI_TEXT.png.sha1

-115e8870f3969c7348aeff4ef08a83c8e4e5174d
\ No newline at end of file

chrome/app/generated_resources_grd/IDS_LITE_PAGE_PREVIEWS_MESSAGE.png.sha1

-2396ccae9e76372e2f0d8e4cacc22e29f6d5af42
\ No newline at end of file

chrome/app/generated_resources_grd/IDS_LITE_PAGE_PREVIEWS_SETTINGS_LINK.png.sha1

-d3257c893f225fdc935b19f7c7ab54acb8d2bce0
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