Update the list of characters to be deal with in complex code path

platform/graphics/FontFastPath.cpp

Index: platform/graphics/FontFastPath.cpp
===================================================================
--- platform/graphics/FontFastPath.cpp	(revision 60058)
+++ platform/graphics/FontFastPath.cpp	(working copy)
@@ -196,8 +196,15 @@
         return s_codePath;
 
     // Start from 0 since drawing and highlighting also measure the characters before run->from
+    // FIXME: Should use a UnicodeSet in ports where ICU is used. Note that we 
+    // can't simply use UnicodeCharacter Property/class because some characters
+    // are not 'combining', but still need to go to the complex path.
     for (int i = 0; i < run.length(); i++) {
         const UChar c = run[i];
+        if (c < 0x02E5)     // U+02E5 through U+02E9 (Modifier Letters : Tone letters)  
+            continue;
+        if (c <= 0x02E9) 
+            return Complex;
         if (c < 0x300)      // U+0300 through U+036F Combining diacritical marks
             continue;
         if (c <= 0x36F)
@@ -218,7 +225,7 @@
         if (c <= 0x11FF)
             return Complex;
 
-        if (c < 0x1780)     // U+1780 through U+18AF Khmer, Mongolian
+        if (c < 0x1700)     // U+1700 through U+18AF Tagalog, Hanunoo, Buhid, Tagbanwa, Khmer, Mongolian
             continue;
         if (c <= 0x18AF)
             return Complex;
@@ -228,6 +235,21 @@
         if (c <= 0x194F)
             return Complex;
 
+        if (c < 0x1980)     // U+1980 through U+19DF New Tai Lue
+            continue;
+        if (c <= 0x19DF)
+            return Complex;
+
+        if (c < 0x1A00)     // U+1A00 through U+1C4F Buginese, Balinese, Lepcha
+            continue;
+        if (c <= 0x1C4F)
+            return Complex;
+
+        if (c < 0x1DC0)     // U+1DC0 through U+1DFF Comining diacritical mark supplement
+            continue;
+        if (c <= 0x1DFF)
+            return Complex;
+
         if (c < 0x1E00)     // U+1E00 through U+2000 characters with diacritics and stacked diacritics
             continue;
         if (c <= 0x2000)
@@ -238,6 +260,14 @@
         if (c <= 0x20FF)
             return Complex;
 
+        if (c < 0xA800)     // U+A800 through U+ABFF : Nagri, Phags-pa, Saurashtra, Hangul Jamo Ext. A, Meetei Mayek
+            continue;
+        if (c <= 0xABFF) 
+            return Complex;
+        if (c < 0xD7B0)     // U+D7B0 through U+D7FF : Hangul Jamo Ext. B
+            continue;
+        if (c <= 0xD7FF)
+            return Complex;
         if (c < 0xFE20)     // U+FE20 through U+FE2F Combining half marks
             continue;
         if (c <= 0xFE2F)