Revert 198272 "cc: Move canvas clear from picture to picture_pil..."

skia/ext/analysis_canvas.cc

Index: skia/ext/analysis_canvas.cc
===================================================================
--- skia/ext/analysis_canvas.cc	(revision 205297)
+++ skia/ext/analysis_canvas.cc	(working copy)
@@ -122,8 +122,7 @@
 }
 
 void AnalysisDevice::drawPaint(const SkDraw&, const SkPaint& paint) {
-  isSolidColor_ =
-      (isSolidColor_ && isSolidColorPaint(paint) && paint.getColor() == color_);
+  isSolidColor_ = false;
   isTransparent_ = false;
 }
 
@@ -168,12 +167,9 @@
   // - We're not in "forced not solid" mode
   // - Paint is solid color
   // - The quad is a full tile quad
-  //    - The exception is if the tile is already solid tile,
-  //      and we're drawing the same solid color paint then
-  //      the tile remains solid.
   if (!isForcedNotSolid_ &&
       isSolidColorPaint(paint) &&
-      (doesCoverCanvas || (isSolidColor_ && paint.getColor() == color_))) {
+      doesCoverCanvas) {
     isSolidColor_ = true;
     color_ = paint.getColor();
     hasText_ = false;