Make TextIterator not stop at IMG element for finding text separating inline image

Source/core/editing/TextIterator.cpp

Index: Source/core/editing/TextIterator.cpp
diff --git a/Source/core/editing/TextIterator.cpp b/Source/core/editing/TextIterator.cpp
index f806c98df89e1187bd7e88b26f7ffa9211a591ee..a76f291c0646c152262c5b9fea371ee0698bd5de 100644
--- a/Source/core/editing/TextIterator.cpp
+++ b/Source/core/editing/TextIterator.cpp
@@ -266,6 +266,7 @@ TextIterator::TextIterator(const Range* range, TextIteratorBehaviorFlags behavio
     , m_emitsImageAltText(behavior & TextIteratorEmitsImageAltText)
     , m_entersAuthorShadowRoots(behavior & TextIteratorEntersAuthorShadowRoots)
     , m_emitsObjectReplacementCharacter(behavior & TextIteratorEmitsObjectReplacementCharacter)
+    , m_breakAtZeroLengthBoundary(behavior & TextIteratorBreakAtZeroLengthBoundary)
 {
     if (range)
         initialize(range->startPosition(), range->endPosition());
@@ -297,6 +298,7 @@ TextIterator::TextIterator(const Position& start, const Position& end, TextItera
     , m_emitsImageAltText(behavior & TextIteratorEmitsImageAltText)
     , m_entersAuthorShadowRoots(behavior & TextIteratorEntersAuthorShadowRoots)
     , m_emitsObjectReplacementCharacter(behavior & TextIteratorEmitsObjectReplacementCharacter)
+    , m_breakAtZeroLengthBoundary(behavior & TextIteratorBreakAtZeroLengthBoundary)
 {
     initialize(start, end);
 }
@@ -1746,7 +1748,7 @@ void CharacterIterator::advance(int count)
     for (m_textIterator.advance(); !atEnd(); m_textIterator.advance()) {
         int runLength = m_textIterator.length();
         if (!runLength) {
-            m_atBreak = true;
+            m_atBreak = m_textIterator.breakAtZeroLengthBoundary();

[yosin_UTC9, 2014/10/03 07:53:56]

Please make default value of |m_breakAtZeroLengthBoundary| to true to keep
current behavior. We need to change call sites in Find-In-Page to pass
NotBreakAtZeroLengthBoundary flag to TextIterator.

         } else {
             // see whether this is m_textIterator to use
             if (count < runLength) {