cc: Remove implicit conversions from Rect to RectF in src/cc/.

cc/output/overlay_strategy_common.cc

 // Copyright 2015 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/output/overlay_strategy_common.h"
 
 #include <limits>
 
 #include "cc/quads/io_surface_draw_quad.h"
 #include "cc/quads/solid_color_draw_quad.h"
@@ skipping 122 matching lines @@
 bool OverlayStrategyCommon::GetIOSurfaceQuadInfo(const IOSurfaceDrawQuad& quad,
                                                  OverlayCandidate* quad_info) {
   gfx::OverlayTransform overlay_transform =
       OverlayCandidate::GetOverlayTransform(
           quad.shared_quad_state->quad_to_target_transform, false);
   if (overlay_transform != gfx::OVERLAY_TRANSFORM_NONE)
     return false;
   quad_info->resource_id = quad.io_surface_resource_id();
   quad_info->resource_size_in_pixels = quad.io_surface_size;
   quad_info->transform = overlay_transform;
-  quad_info->uv_rect = gfx::Rect(0, 0, 1, 1);
+  quad_info->uv_rect = gfx::RectF(1.f, 1.f);
   return true;
 }
 
 bool OverlayStrategyCommon::GetCandidateQuadInfo(const DrawQuad& draw_quad,
                                                  OverlayCandidate* quad_info) {
   // All quad checks.
   if (draw_quad.needs_blending || draw_quad.shared_quad_state->opacity != 1.f ||
       draw_quad.shared_quad_state->blend_mode != SkXfermode::kSrcOver_Mode)
     return false;
 
@@ skipping 17 matching lines @@
       return false;
   }
 
   quad_info->format = RGBA_8888;
   quad_info->display_rect = OverlayCandidate::GetOverlayRect(
       draw_quad.shared_quad_state->quad_to_target_transform, draw_quad.rect);
   return true;
 }
 
 }  // namespace cc