ui: Remove gfx::Size::ClampToNonNegative, prevent negative sizes always.

cc/draw_quad_unittest.cc

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/draw_quad.h"
 
 #include "cc/checkerboard_draw_quad.h"
 #include "cc/debug_border_draw_quad.h"
 #include "cc/io_surface_draw_quad.h"
 #include "cc/math_util.h"
@@ skipping 344 matching lines @@
     EXPECT_EQ(DrawQuad::STREAM_VIDEO_CONTENT, copyQuad->material);
     EXPECT_EQ(textureId, copyQuad->texture_id);
     EXPECT_EQ(matrix, copyQuad->matrix);
 }
 
 TEST(DrawQuadTest, copyTextureDrawQuad)
 {
     gfx::Rect opaqueRect(3, 7, 10, 12);
     unsigned resourceId = 82;
     bool premultipliedAlpha = true;
-    gfx::RectF uvRect(0.5, 224, -51, 36);
+    gfx::RectF uvRect(0.5f, 224.f, 51.f, 36.f);
     const float vertex_opacity[] = {1.0f, 1.0f, 1.0f, 1.0f};
     bool flipped = true;
     CREATE_SHARED_STATE();
 
     CREATE_QUAD_6_NEW(TextureDrawQuad, opaqueRect, resourceId, premultipliedAlpha, uvRect, vertex_opacity, flipped);
     EXPECT_EQ(DrawQuad::TEXTURE_CONTENT, copyQuad->material);
     EXPECT_RECT_EQ(opaqueRect, copyQuad->opaque_rect);
     EXPECT_EQ(resourceId, copyQuad->resource_id);
     EXPECT_EQ(premultipliedAlpha, copyQuad->premultiplied_alpha);
     EXPECT_FLOAT_RECT_EQ(uvRect, copyQuad->uv_rect);
@@ skipping 87 matching lines @@
     EXPECT_EQ(uPlane.resourceId, copyQuad->u_plane.resourceId);
     EXPECT_EQ(uPlane.size, copyQuad->u_plane.size);
     EXPECT_EQ(uPlane.format, copyQuad->u_plane.format);
     EXPECT_EQ(vPlane.resourceId, copyQuad->v_plane.resourceId);
     EXPECT_EQ(vPlane.size, copyQuad->v_plane.size);
     EXPECT_EQ(vPlane.format, copyQuad->v_plane.format);
 }
 
 }  // namespace
 }  // namespace cc