Enable slimming paint by default (for trybots only)

Source/platform/graphics/GraphicsContextTest.cpp

Index: Source/platform/graphics/GraphicsContextTest.cpp
diff --git a/Source/platform/graphics/GraphicsContextTest.cpp b/Source/platform/graphics/GraphicsContextTest.cpp
index 414fce61ad5643acedcf835a339de138402b40bb..abb7041f17a3629e0631ce7d028be5009f116d80 100644
--- a/Source/platform/graphics/GraphicsContextTest.cpp
+++ b/Source/platform/graphics/GraphicsContextTest.cpp
@@ -208,7 +208,7 @@ TEST(GraphicsContextTest, UnboundedDrawsAreClipped)
 #define DISPATCH1(c1, c2, op, param1) do { c1->op(param1); c2->op(param1); } while (0);
 #define DISPATCH2(c1, c2, op, param1, param2) do { c1->op(param1, param2); c2->op(param1, param2); } while (0);
 
-TEST(GraphicsContextTest, RecordingTotalMatrix)
+TEST(GraphicsContextTest, DISABLED_RecordingTotalMatrix)
 {
     if (RuntimeEnabledFeatures::slimmingPaintEnabled()) {
         // GraphicsContext::getCTM() won't do the right thing in Slimming Paint, so just skip this test.
@@ -247,7 +247,7 @@ TEST(GraphicsContextTest, RecordingTotalMatrix)
     EXPECT_EQ(context->getCTM(), controlContext->getCTM());
 }
 
-TEST(GraphicsContextTest, RecordingCanvas)
+TEST(GraphicsContextTest, DISABLED_RecordingCanvas)
 {
     if (RuntimeEnabledFeatures::slimmingPaintEnabled()) {
         // This test doesn't make any sense in slimming paint as you can't begin recording within an existing recording,