Revert "Override process config for cold start on secondary screens"

This reverts commit ceef7461c2b082d450040b22872e691424095fc6.

Reason for revert: b/132986140
Bug: 132986140
Bug: 131915789
Change-Id: I95b28fb4d5eca1927be213e070177f8f3626d9b7
diff --git a/services/tests/wmtests/src/com/android/server/wm/ActivityTestsBase.java b/services/tests/wmtests/src/com/android/server/wm/ActivityTestsBase.java
index d8c0de7..53b0add 100644
--- a/services/tests/wmtests/src/com/android/server/wm/ActivityTestsBase.java
+++ b/services/tests/wmtests/src/com/android/server/wm/ActivityTestsBase.java
@@ -195,7 +195,6 @@
         private ActivityStack mStack;
         private int mActivityFlags;
         private int mLaunchMode;
-        private WindowProcessController mWpc;
 
         ActivityBuilder(ActivityTaskManagerService service) {
             mService = service;
@@ -246,11 +245,6 @@
             return this;
         }
 
-        ActivityBuilder setUseProcess(WindowProcessController wpc) {
-            mWpc = wpc;
-            return this;
-        }
-
         ActivityRecord build() {
             if (mComponent == null) {
                 final int id = sCurrentActivityId++;
@@ -296,18 +290,12 @@
                 mTaskRecord.addActivityToTop(activity);
             }
 
-            final WindowProcessController wpc;
-            if (mWpc != null) {
-                wpc = mWpc;
-            } else {
-                wpc = new WindowProcessController(mService,
-                        mService.mContext.getApplicationInfo(), "name", 12345,
-                        UserHandle.getUserId(12345), mock(Object.class),
-                        mock(WindowProcessListener.class));
-                wpc.setThread(mock(IApplicationThread.class));
-            }
+            final WindowProcessController wpc = new WindowProcessController(mService,
+                    mService.mContext.getApplicationInfo(), "name", 12345,
+                    UserHandle.getUserId(12345), mock(Object.class),
+                    mock(WindowProcessListener.class));
+            wpc.setThread(mock(IApplicationThread.class));
             activity.setProcess(wpc);
-            wpc.addActivityIfNeeded(activity);
             return activity;
         }
     }