Fix VrShell resizing incorrectly by setting the CompositorViewHolder to a fixed size when in VR.

chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrClassesBuilder.java

Index: chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrClassesBuilder.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrClassesBuilder.java b/chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrClassesBuilder.java
index a2c4de721f9c9578fd99c4c1a5fa73448ecdd9eb..93989d47b33e98ea3941abb072f2df65e31f33c2 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrClassesBuilder.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrClassesBuilder.java
@@ -4,6 +4,8 @@
 
 package org.chromium.chrome.browser.vr_shell;
 
+import org.chromium.chrome.browser.compositor.CompositorViewHolder;
+
 /**
  * Abstracts away the VrClassesBuilderImpl class, which may or may not be present at runtime
  * depending on compile flags.
@@ -17,7 +19,7 @@ public interface VrClassesBuilder {
     /**
      * Creates a VrShellImpl instance.
      */
-    public VrShell createVrShell();
+    public VrShell createVrShell(CompositorViewHolder compositorViewHolder);
 
     /**
      * Creates a VrDaydreamApImpl instance.