Check for Unicode in Font before ICU call

Source/platform/fonts/SimpleFontData.cpp

Index: Source/platform/fonts/SimpleFontData.cpp
diff --git a/Source/platform/fonts/SimpleFontData.cpp b/Source/platform/fonts/SimpleFontData.cpp
index a0714b9e28ecbd5b734792008945fa3828b88fa1..016f93585645f8be4d75c225dbc3cff13e3766ec 100644
--- a/Source/platform/fonts/SimpleFontData.cpp
+++ b/Source/platform/fonts/SimpleFontData.cpp
@@ -460,6 +460,16 @@ bool SimpleFontData::canRenderCombiningCharacterSequence(const UChar* characters
     return false;
 }
 
+bool SimpleFontData::fontHasGlyphForCharacter(UChar32 character) const
+{
+    unsigned pageNumber = (character / GlyphPage::size);

[eae, 2015/02/10 15:40:12]

Remove unnecessary parentheses.

[h.joshi, 2015/02/17 03:44:47]

Done.

+
+    GlyphPageTreeNode* node = GlyphPageTreeNode::getNormalRootChild(this, pageNumber);
+    GlyphPage* page = node->page();
+
+    return page && page->glyphForCharacter(character);
+}
+
 bool SimpleFontData::fillGlyphPage(GlyphPage* pageToFill, unsigned offset, unsigned length, UChar* buffer, unsigned bufferLength) const
 {
     if (SkUTF16_IsHighSurrogate(buffer[bufferLength-1])) {