Introduce Property Trees

Based of Andrew's work: crrev.com/642833002

This patch creates a transform and a clip tree and computes
visual content rects based on those.

BUG=386786

Review URL: https://codereview.chromium.org/687873004

Cr-Commit-Position: refs/heads/master@{#308724}

• cc/BUILD.gn[diff]
• cc/cc.gyp[diff]
• cc/cc_tests.gyp[diff]
• cc/layers/layer.cc[diff]
• cc/layers/layer.h[diff]
• cc/layers/layer_impl.h[diff]
• cc/layers/tiled_layer_unittest.cc[diff]
• cc/test/fake_layer_tree_host.cc[diff]
• cc/test/layer_tree_test.cc[diff]
• cc/trees/draw_property_utils.cc[Added - diff]
• cc/trees/draw_property_utils.h[Added - diff]
• cc/trees/layer_tree_host.cc[diff]
• cc/trees/layer_tree_host_common.cc[diff]
• cc/trees/layer_tree_host_common.h[diff]
• cc/trees/layer_tree_host_common_perftest.cc[diff]
• cc/trees/layer_tree_host_common_unittest.cc[diff]
• cc/trees/layer_tree_host_unittest_no_message_loop.cc[diff]
• cc/trees/layer_tree_impl.cc[diff]
• cc/trees/layer_tree_settings.cc[diff]
• cc/trees/layer_tree_settings.h[diff]
• cc/trees/property_tree.cc[Added - diff]
• cc/trees/property_tree.h[Added - diff]
• cc/trees/property_tree_builder.cc[Added - diff]
• cc/trees/property_tree_builder.h[Added - diff]
• cc/trees/property_tree_unittest.cc[Added - diff]
• ui/gfx/transform.h[diff]