[Screenshots] Add tab to image editor interface for sharing.

This enables the the image_editor to construct a ShareParam.

Bug: 1093365
Change-Id: If1e06d0fea433628540db5d52c73c237f61a4526
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2285357Reviewed-by: Travis Skare <skare@google.com>
Reviewed-by: Kristi Park <kristipark@chromium.org>
Commit-Queue: Jeffrey Cohen <jeffreycohen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#786092}

chrome/browser/image_editor/internal/android/java/src/org/chromium/chrome/browser/image_editor/ImageEditorDialogCoordinatorImpl.java

@@ -7,11 +7,13 @@ package org.chromium.chrome.browser.image_editor;
 import android.app.Activity;
 import android.graphics.Bitmap;
 
+import org.chromium.chrome.browser.tab.Tab;
+
 /**
  * Upstream implementation for ImageEditorDialogCoordinator. Does nothing. Actual implementation
  * lives downstream.
  */
 public class ImageEditorDialogCoordinatorImpl implements ImageEditorDialogCoordinator {
     @Override
-    public void launchEditor(Activity activity, Bitmap image) {}
+    public void launchEditor(Activity activity, Bitmap image, Tab mTab) {}
 }

chrome/browser/image_editor/public/BUILD.gn

@@ -7,5 +7,8 @@ import("//build/config/android/rules.gni")
 android_library("java") {
   sources = [ "android/java/src/org/chromium/chrome/browser/image_editor/ImageEditorDialogCoordinator.java" ]
 
-  deps = [ "//third_party/android_deps:android_support_v7_appcompat_java" ]
+  deps = [
+    "//chrome/browser/tab:java",
+    "//third_party/android_deps:android_support_v7_appcompat_java",
+  ]
 }

chrome/browser/image_editor/public/android/java/src/org/chromium/chrome/browser/image_editor/ImageEditorDialogCoordinator.java

@@ -7,9 +7,11 @@ package org.chromium.chrome.browser.image_editor;
 import android.app.Activity;
 import android.graphics.Bitmap;
 
+import org.chromium.chrome.browser.tab.Tab;
+
 /**
  * Interface to interact with the image editor dialog.
  */
 public interface ImageEditorDialogCoordinator {
-    public void launchEditor(Activity activity, Bitmap image);
+    public void launchEditor(Activity activity, Bitmap image, Tab mTab);
 }

chrome/browser/share/android/java/src/org/chromium/chrome/browser/share/screenshot/ScreenshotCoordinator.java

@@ -74,7 +74,7 @@ public class ScreenshotCoordinator {
     private void launchEditor() {
         ImageEditorDialogCoordinator editor = ImageEditorModuleProvider.getImageEditorProvider()
                                                       .getImageEditorDialogCoordinator();
-        editor.launchEditor(mActivity, mScreenshot);
+        editor.launchEditor(mActivity, mScreenshot, mTab);
         mScreenshot = null;
     }
 

chrome/browser/share/android/java/src/org/chromium/chrome/browser/share/screenshot/ScreenshotShareSheetMediator.java

@@ -30,7 +30,7 @@ class ScreenshotShareSheetMediator {
     private final Runnable mInstallRunnable;
     private final ChromeOptionShareCallback mChromeOptionShareCallback;
 
-    private Tab mTab;
+    private final Tab mTab;
 
     /**
      * The ScreenshotShareSheetMediator constructor.