Modified tile reclamation heuristic for multi-webview display

When tiles are reclaimed, they are now taken first from webviews that haven't
been drawn in a while. Previously they were taken from any other webview - which
may have been one still being displayed if multiple are onscreen.

bug:4049143 partially solved (still not enough graphics memory allocated for
tiles on tablet devices)

Change-Id: Id400ea28e92ba805120c8353881834157fefa483

1 files changed, 2 insertions, 3 deletions

diff --git a/Source/WebCore/platform/graphics/android/BaseTileTexture.cpp b/Source/WebCore/platform/graphics/android/BaseTileTexture.cpp
index ee8cebf..4d1dec1 100644
--- a/Source/WebCore/platform/graphics/android/BaseTileTexture.cpp
+++ b/Source/WebCore/platform/graphics/android/BaseTileTexture.cpp
@@ -147,13 +147,12 @@ bool BaseTileTexture::acquire(TextureOwner* owner, bool force)
     return setOwner(owner, force);
 }
 
-bool BaseTileTexture::tryAcquire(TextureOwner* owner, TiledPage* currentPage, TiledPage* nextPage)
+bool BaseTileTexture::tryAcquire(TextureOwner* owner)
 {
     m_busyLock.lock();
     if (!m_busy
         && m_owner
-        && m_owner->page() != currentPage
-        && m_owner->page() != nextPage) {
+        && m_owner->state() != owner->state()) {
         m_busyLock.unlock();
         return this->acquire(owner);
     }