Fix for Bug 2486292, transparent backgrounds not transparent in Froyo.

Recreating the transparent and color of old window when creating a new one, and setting transparent if all the colors are 0.
Updated patch to fix comments from Grace.

Change-Id: I934401630fd7041e7e4ae1cbeeaa198271025c87

1 files changed, 6 insertions, 5 deletions

diff --git a/WebKit/android/WebCoreSupport/FrameLoaderClientAndroid.cpp b/WebKit/android/WebCoreSupport/FrameLoaderClientAndroid.cpp
index 60598f8..10cd0b3 100644
--- a/WebKit/android/WebCoreSupport/FrameLoaderClientAndroid.cpp
+++ b/WebKit/android/WebCoreSupport/FrameLoaderClientAndroid.cpp
@@ -891,11 +891,12 @@ void FrameLoaderClientAndroid::transitionToCommittedForNewPage() {
     Retain(webViewCore);
 
     // Save the old WebFrameView's bounds and apply them to the new WebFrameView
-    WebFrameView* oldFrameView = static_cast<WebFrameView*> (m_frame->view()->platformWidget());
-    IntRect bounds = oldFrameView->getBounds();
-    IntRect windowBounds = oldFrameView->getWindowBounds();
-    // we only support opaque, white background for now
-    m_frame->createView(bounds.size(), Color::white, false, IntSize(), false);
+    WebFrameView* oldWebFrameView = static_cast<WebFrameView*> (m_frame->view()->platformWidget());
+    IntRect bounds = oldWebFrameView->getBounds();
+    IntRect windowBounds = oldWebFrameView->getWindowBounds();
+    WebCore::FrameView* oldFrameView = oldWebFrameView->view();
+    m_frame->createView(bounds.size(), oldFrameView->baseBackgroundColor(), oldFrameView->isTransparent(), IntSize(), false);
+
     // Create a new WebFrameView for the new FrameView
     WebFrameView* newFrameView = new WebFrameView(m_frame->view(), webViewCore);
     newFrameView->setLocation(bounds.x(), bounds.y());