Renaming SurfaceDependencyProvider to ProcessScopeDependencyProvider

This cannot be done in a single CL, so adding the new API to AppHooks
and deprecating the old.  After a chrome-internal roll we can remove
the deprecated one.

Change-Id: Ie848c5cb3066b531e02fe57c1824030981b907c9
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2285471Reviewed-by: Peter Williamson <petewil@chromium.org>
Reviewed-by: Yusuf Ozuysal <yusufo@chromium.org>
Commit-Queue: Justin DeWitt <dewittj@chromium.org>
Cr-Commit-Position: refs/heads/master@{#786348}

chrome/android/java/src/org/chromium/chrome/browser/AppHooks.java

@@ -41,6 +41,7 @@ import org.chromium.chrome.browser.tab.Tab;
 import org.chromium.chrome.browser.usage_stats.DigitalWellbeingClient;
 import org.chromium.chrome.browser.webapps.GooglePlayWebApkInstallDelegate;
 import org.chromium.chrome.browser.xsurface.ProcessScope;
+import org.chromium.chrome.browser.xsurface.ProcessScopeDependencyProvider;
 import org.chromium.chrome.browser.xsurface.SurfaceDependencyProvider;
 import org.chromium.components.browser_ui.widget.FeatureHighlightProvider;
 import org.chromium.components.external_intents.AuthenticatorNavigationInterceptor;
@@ -317,10 +318,23 @@ public abstract class AppHooks {
      * apk. Otherwise null is returned.
      */
     public @Nullable ProcessScope getExternalSurfaceProcessScope(
-            SurfaceDependencyProvider dependencies) {
+            ProcessScopeDependencyProvider dependencies) {
         return null;
     }
 
+    /**
+     * Returns a new {@link SurfaceRenderer} if the xsurface implementation is included in the
+     * apk. Otherwise null is returned.
+     *
+     * This API is deprecated, and will be removed after safely renaming SurfaceDependencyProvider
+     * to ProcessScopeDependencyProvider.
+     */
+    @Deprecated
+    public @Nullable ProcessScope getExternalSurfaceProcessScope(
+            SurfaceDependencyProvider dependencies) {
+        return getExternalSurfaceProcessScope((ProcessScopeDependencyProvider) dependencies);
+    }
+
     /**
      * Returns the URL to the WebAPK creation/update server.
      */