[CCA] Fix orientation EXIF lose after square cut.

Fix by correcting the orientation before square cut.

Bug: b/141670036
Test: Take photo in square mode with different orientation, verify the
orientation of result file is correct.

Change-Id: I7350d0846c438e8f6f4af5482ccef3b03df4ee23
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1857801Reviewed-by: Shik Chen <shik@chromium.org>
Commit-Queue: Kuo Jen Wei <inker@chromium.org>
Cr-Commit-Position: refs/heads/master@{#705474}

chrome/browser/resources/chromeos/camera/src/js/views/camera/modes.js

@@ -834,6 +834,11 @@ cca.views.camera.Square = function(stream, doSavePhoto, captureResolution) {
   Object.seal(this);
 
   this.doSavePhoto_ = async (result, ...args) => {
+    // Since the image blob after square cut will lose its EXIF including
+    // orientation information. Corrects the orientation before the square cut.
+    result.blob = await new Promise(
+        (resolve, reject) =>
+            cca.util.orientPhoto(result.blob, resolve, reject));
     result.blob = await this.cropSquare(result.blob);
     await this.doAscentSave_(result, ...args);
   };