Fixes a bug when the framebuffer is cleared with invalid scissor rect.

BUG=170305

Review URL: https://chromiumcodereview.appspot.com/12036091

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@179498 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 20 insertions, 0 deletions

diff --git a/cc/test/render_pass_test_utils.cc b/cc/test/render_pass_test_utils.cc
index b9f1217..bda83dd 100644
--- a/cc/test/render_pass_test_utils.cc
+++ b/cc/test/render_pass_test_utils.cc
@@ -41,6 +41,21 @@ SolidColorDrawQuad* addQuad(TestRenderPass* pass,
   return quadPtr;
 }
 
+SolidColorDrawQuad* addClippedQuad(TestRenderPass* pass,
+                                   const gfx::Rect& rect,
+                                   SkColor color) {
+  MockQuadCuller quadSink(pass->quad_list, pass->shared_quad_state_list);
+  AppendQuadsData data(pass->id);
+  SharedQuadState* sharedState =
+      quadSink.useSharedQuadState(SharedQuadState::Create());
+  sharedState->SetAll(gfx::Transform(), rect, rect, true, 1);
+  scoped_ptr<SolidColorDrawQuad> quad = SolidColorDrawQuad::Create();
+  quad->SetNew(sharedState, rect, color);
+  SolidColorDrawQuad* quadPtr = quad.get();
+  quadSink.append(quad.PassAs<DrawQuad>(), data);
+  return quadPtr;
+}
+
 void addRenderPassQuad(TestRenderPass* toPass,
                        TestRenderPass* contributingPass) {
   MockQuadCuller quadSink(toPass->quad_list, toPass->shared_quad_state_list);
diff --git a/cc/test/render_pass_test_utils.h b/cc/test/render_pass_test_utils.h
index b4d8dba..d9c2c91 100644
--- a/cc/test/render_pass_test_utils.h
+++ b/cc/test/render_pass_test_utils.h
@@ -32,6 +32,11 @@ SolidColorDrawQuad* addQuad(TestRenderPass* pass,
                             const gfx::Rect& rect,
                             SkColor color);
 
+// Adds a solid quad to a given render pass and sets is_clipped=true.
+SolidColorDrawQuad* addClippedQuad(TestRenderPass* pass,
+                                   const gfx::Rect& rect,
+                                   SkColor color);
+
 // Adds a render pass quad to an existing render pass.
 void addRenderPassQuad(TestRenderPass* toPass,
                        TestRenderPass* contributingPass);