Revert of Android-side of insertion/selection handles visibility.

content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java

Index: content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
diff --git a/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java b/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
index bcd1e9b2da7eb0c4b0142e2cd605e2d6dafdd608..1e2073022916117bbd87a6891718301a741791f9 100644
--- a/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
+++ b/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
@@ -357,11 +357,6 @@
     private final RenderCoordinates.NormalizedPoint mEndHandlePoint;
     private final RenderCoordinates.NormalizedPoint mInsertionHandlePoint;
 
-    // Cached copy of the visible rectangle defined by two points. Needed to determine
-    // visibility of insertion/selection handles.
-    private final RenderCoordinates.NormalizedPoint mTopLeftVisibilityClippingPoint;
-    private final RenderCoordinates.NormalizedPoint mBottomRightVisibilityClippingPoint;
-
     // Tracks whether a selection is currently active.  When applied to selected text, indicates
     // whether the last selected text is still highlighted.
     private boolean mHasSelection;
@@ -460,8 +455,6 @@
         mStartHandlePoint = mRenderCoordinates.createNormalizedPoint();
         mEndHandlePoint = mRenderCoordinates.createNormalizedPoint();
         mInsertionHandlePoint = mRenderCoordinates.createNormalizedPoint();
-        mTopLeftVisibilityClippingPoint = mRenderCoordinates.createNormalizedPoint();
-        mBottomRightVisibilityClippingPoint = mRenderCoordinates.createNormalizedPoint();
         mAccessibilityManager = (AccessibilityManager)
                 getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
         mGestureStateListeners = new ObserverList<GestureStateListener>();
@@ -1989,7 +1982,6 @@
             };
 
             mSelectionHandleController.hideAndDisallowAutomaticShowing();
-            updateInsertionSelectionVisibleBounds();
         }
 
         return mSelectionHandleController;
@@ -2028,7 +2020,6 @@
             };
 
             mInsertionHandleController.hideAndDisallowAutomaticShowing();
-            updateInsertionSelectionVisibleBounds();
         }
 
         return mInsertionHandleController;
@@ -2514,32 +2505,6 @@
         }
         if (isSelectionHandleShowing() || isInsertionHandleShowing()) {
             mPositionObserver.addListener(mPositionListener);
-        }
-    }
-
-    @CalledByNative
-    private void setSelectionRootBounds(Rect bounds) {
-        mTopLeftVisibilityClippingPoint.setLocalDip(bounds.left, bounds.top);
-        mBottomRightVisibilityClippingPoint.setLocalDip(bounds.right, bounds.bottom);
-        updateInsertionSelectionVisibleBounds();
-    }
-
-    private void updateInsertionSelectionVisibleBounds() {
-        if (mSelectionHandleController == null && mInsertionHandleController == null) {
-            return;
-        }
-
-        int x1 = Math.round(mTopLeftVisibilityClippingPoint.getXPix());
-        int y1 = Math.round(mTopLeftVisibilityClippingPoint.getYPix());
-        int x2 = Math.round(mBottomRightVisibilityClippingPoint.getXPix());
-        int y2 = Math.round(mBottomRightVisibilityClippingPoint.getYPix());
-
-        if (mSelectionHandleController != null) {
-            mSelectionHandleController.setVisibleClippingRectangle(x1, y1, x2, y2);
-        }
-
-        if (mInsertionHandleController != null) {
-            mInsertionHandleController.setVisibleClippingRectangle(x1, y1, x2, y2);
         }
     }