Fixed the bug that window capture clipped the content when the window

is not fully contained in the desktop.

This CL is based on the patch set 2 on issue 1398633003:
https://codereview.chromium.org/1398633003/#ps40001

BUG=541634, 511841
CQ_INCLUDE_TRYBOTS=tryserver.blink:linux_blink_rel

Review URL: https://codereview.chromium.org/1412273006

Cr-Commit-Position: refs/heads/master@{#358414}

1 files changed, 8 insertions, 3 deletions

diff --git a/cc/trees/layer_tree_host_common.cc b/cc/trees/layer_tree_host_common.cc
index 4d14ff7..649f6c2 100644
--- a/cc/trees/layer_tree_host_common.cc
+++ b/cc/trees/layer_tree_host_common.cc
@@ -489,6 +489,10 @@ static gfx::Rect CalculateVisibleLayerRect(
       layer->drawable_content_rect().IsEmpty())
     return gfx::Rect();
 
+  // The layer is fully visible if it has copy requests.
+  if (layer->HasCopyRequest())
+    return gfx::Rect(layer->bounds());
+
   // Compute visible bounds in target surface space.
   gfx::Rect visible_rect_in_target_surface_space =
       layer->drawable_content_rect();
@@ -2050,8 +2054,8 @@ static void CalculateDrawPropertiesInternal(
     gfx::Rect clipped_content_rect = local_drawable_content_rect_of_subtree;
 
     // Don't clip if the layer is reflected as the reflection shouldn't be
-    // clipped.
-    if (!layer->replica_layer()) {
+    // clipped. Also, don't clip if the layer has copy requests.
+    if (!layer->replica_layer() && !layer->HasCopyRequest()) {
       // Note, it is correct to use data_from_ancestor.ancestor_clips_subtree
       // here, because we are looking at this layer's render_surface, not the
       // layer itself.
@@ -2596,7 +2600,8 @@ void CalculateRenderSurfaceLayerListInternal(
         if (layer->DrawsContent())
           surface_content_rect.Union(layer->drawable_content_rect());
 
-        if (!layer->replica_layer() && layer->render_surface()->is_clipped()) {
+        if (!layer->replica_layer() && !layer->HasCopyRequest() &&
+            layer->render_surface()->is_clipped()) {
           // Here, we clip the render surface's content rect with its clip rect.
           // As the clip rect of render surface is in the surface's target
           // space, we first map the content rect into the target space,