[Contextual Search] Enable for fullscreen

chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/contextualsearch/ContextualSearchPanelBase.java

Index: chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/contextualsearch/ContextualSearchPanelBase.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/contextualsearch/ContextualSearchPanelBase.java b/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/contextualsearch/ContextualSearchPanelBase.java
index 243884de58259d7f0a608f68d3cc4114fc5395d6..2598e7c41019b04ac8ba30769c886f0f058048cf 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/contextualsearch/ContextualSearchPanelBase.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/contextualsearch/ContextualSearchPanelBase.java
@@ -287,13 +287,16 @@ abstract class ContextualSearchPanelBase implements ContextualSearchPromoHost {
      * @param height The new width in dp.
      * @param isToolbarShowing Whether the Toolbar is showing.
      */
-    public final void onSizeChanged(float width, float height, boolean isToolbarShowing) {
+    public void onSizeChanged(float width, float height, boolean isToolbarShowing) {
         mLayoutWidth = width;
         mLayoutHeight = height;
         mIsToolbarShowing = isToolbarShowing;
 
         mMaximumWidth = calculateSearchPanelWidth();
         mMaximumHeight = getPanelHeightFromState(PanelState.MAXIMIZED);
+        setPanelHeight(getPanelHeightFromState(getPanelState()));
+        mOffsetX = calculateSearchPanelX();
+        mOffsetY = calculateSearchPanelY();
     }
 
     /**
@@ -325,6 +328,21 @@ abstract class ContextualSearchPanelBase implements ContextualSearchPromoHost {
     }
 
     /**
+     * @return The current X-position of the Contextual Search Panel.
+     */
+    protected float calculateSearchPanelX() {
+        return isFullscreenSizePanel() ? 0.f
+                : Math.round((getFullscreenWidth() - calculateSearchPanelWidth()) / 2.f);
+    }
+
+    /**
+     * @return The current Y-position of the Contextual Search Panel.
+     */
+    protected float calculateSearchPanelY() {
+        return getFullscreenHeight() - mHeight;
+    }
+
+    /**
      * @return The current width of the Contextual Search Panel.
      */
     protected float calculateSearchPanelWidth() {
@@ -380,7 +398,7 @@ abstract class ContextualSearchPanelBase implements ContextualSearchPromoHost {
     /**
      * @return The fullscreen height.
      */
-    private float getFullscreenHeight() {
+    public float getFullscreenHeight() {
         // NOTE(mdjones): This value will always be the same for a particular orientation; it is
         // the content height + visible toolbar height.
         return mLayoutHeight + (getToolbarHeight() - getTopControlsOffsetDp());
@@ -978,9 +996,8 @@ abstract class ContextualSearchPanelBase implements ContextualSearchPromoHost {
      */
     private void updatePanelSize(float height, PanelState endState, float percentage) {
         mHeight = height;
-        mOffsetX = isFullscreenSizePanel() ? 0.f
-                : Math.round((getFullscreenWidth() - calculateSearchPanelWidth()) / 2.f);
-        mOffsetY = getFullscreenHeight() - mHeight;
+        mOffsetX = calculateSearchPanelX();
+        mOffsetY = calculateSearchPanelY();
         mIsMaximized = height == getPanelHeightFromState(PanelState.MAXIMIZED);
     }